octave: scripts/ode/ode15s.m annotate

annotate scripts/ode/ode15s.m @ 24007:e8a74d95b4f3

maint: Use same format for Copyright statement throught code base. * toplev.cc, __ode15__.cc, getframe.m, edit.m, decic.m, ode15i.m, ode15s.m, check_default_input.m: Use common Copyright format.

author	Rik <rik@octave.org>
date	Tue, 05 Sep 2017 11:36:08 -0700
parents	63a12df71848
children	6e7bb85e32b8

rev	line source
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	1 ## Copyright (C) 2016, Francesco Faccio <francesco.faccio@mail.polimi.it>
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	2 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	3 ## This file is part of Octave.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	4 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	5 ## Octave is free software; you can redistribute it and/or modify it
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	6 ## under the terms of the GNU General Public License as published by
24007 e8a74d95b4f3 maint: Use same format for Copyright statement throught code base. Rik <rik@octave.org> parents: 23023 diff changeset	7 ## the Free Software Foundation; either version 3 of the License, or
e8a74d95b4f3 maint: Use same format for Copyright statement throught code base. Rik <rik@octave.org> parents: 23023 diff changeset	8 ## (at your option) any later version.
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	9 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	10 ## Octave is distributed in the hope that it will be useful, but
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
24007 e8a74d95b4f3 maint: Use same format for Copyright statement throught code base. Rik <rik@octave.org> parents: 23023 diff changeset	12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
e8a74d95b4f3 maint: Use same format for Copyright statement throught code base. Rik <rik@octave.org> parents: 23023 diff changeset	13 ## GNU General Public License for more details.
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	14 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	15 ## You should have received a copy of the GNU General Public License
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	16 ## along with Octave; see the file COPYING. If not, see
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	17 ## <http://www.gnu.org/licenses/>.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	18
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	19 ## -- texinfo --
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	20 ## @deftypefn {} {[@var{t}, @var{y}] =} ode15s (@var{fun}, @var{trange}, @var{y0})
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	21 ## @deftypefnx {} {[@var{t}, @var{y}] =} ode15s (@var{fun}, @var{trange}, @var{y0}, @var{ode_opt})
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	22 ## @deftypefnx {} {[@var{t}, @var{y}, @var{te}, @var{ye}, @var{ie}] =} ode15s (@dots{})
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	23 ## @deftypefnx {} {@var{solution} =} ode15s (@dots{})
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	24 ## @deftypefnx {} {} ode15s (@dots{})
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	25 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	26 ## Solve a set of stiff Ordinary Differential Equations and stiff semi-explicit
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	27 ## Differential Algebraic Equations (DAEs) of index 1, with the variable-step,
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	28 ## variable order BDF (Backward Differentiation Formula) method, which ranges
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	29 ## from order 1 to 5.
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	30 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	31 ## @var{fun} is a function handle, inline function, or string containing the
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	32 ## name of the function that defines the ODE: @code{y' = f(t,y)}. The function
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	33 ## must accept two inputs where the first is time @var{t} and the second is a
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	34 ## column vector of unknowns @var{y}.
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	35 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	36 ## @var{trange} specifies the time interval over which the ODE will be
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	37 ## evaluated. Typically, it is a two-element vector specifying the initial and
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	38 ## final times (@code{[tinit, tfinal]}). If there are more than two elements
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	39 ## then the solution will also be evaluated at these intermediate time
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	40 ## instances.
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	41 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	42 ## @var{init} contains the initial value for the unknowns. If it is a row
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	43 ## vector then the solution @var{y} will be a matrix in which each column is
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	44 ## the solution for the corresponding initial value in @var{init}.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	45 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	46 ## The optional fourth argument @var{ode_opt} specifies non-default options to
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	47 ## the ODE solver. It is a structure generated by @code{odeset}.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	48 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	49 ## The function typically returns two outputs. Variable @var{t} is a
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	50 ## column vector and contains the times where the solution was found. The
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	51 ## output @var{y} is a matrix in which each column refers to a different
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	52 ## unknown of the problem and each row corresponds to a time in @var{t}.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	53 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	54 ## The output can also be returned as a structure @var{solution} which
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	55 ## has a field @var{x} containing a row vector of times where the solution
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	56 ## was evaluated and a field @var{y} containing the solution matrix such
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	57 ## that each column corresponds to a time in @var{x}.
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	58 ## Use @code{fieldnames (@var{solution})} to see the other fields and
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	59 ## additional information returned.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	60 ##
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	61 ## If no output arguments are requested, and no @code{OutputFcn} is
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	62 ## specified in @var{ode_opt}, then the @code{OutputFcn} is set to
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	63 ## @code{odeplot} and the results of the solver are plotted immediately.
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	64 ##
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	65 ## If using the @qcode{"Events"} option then three additional outputs may
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	66 ## be returned. @var{te} holds the time when an Event function returned a
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	67 ## zero. @var{ye} holds the value of the solution at time @var{te}. @var{ie}
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	68 ## contains an index indicating which Event function was triggered in the case
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	69 ## of multiple Event functions.
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	70 ##
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	71 ## Example: Solve the @nospell{Robetson's} equations:
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	72 ##
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	73 ## @example
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	74 ## @group
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	75 ## function r = robertsidae (@var{t}, @var{y})
d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	76 ## r = [-0.04@var{y}(1) + 1e4@var{y}(2)*@var{y}(3);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	77 ## 0.04@var{y}(1) - 1e4@var{y}(2)@var{y}(3) - 3e7@var{y}(2)^2;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	78 ## @var{y}(1) + @var{y}(2) + @var{y}(3) - 1];
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	79 ## endfunction
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	80 ## opt = odeset ("Mass", [1 0 0; 0 1 0; 0 0 0], "MStateDependence", "none");
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	81 ## [@var{t},@var{y}] = ode15s (@@robertsidae, [0, 1e3], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	82 ## @end group
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	83 ## @end example
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	84 ## @seealso{decic, odeset, odeget}
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	85 ## @end deftypefn
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	86
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	87 function varargout = ode15s (fun, trange, y0, varargin)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	88
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	89 solver = "ode15s";
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	90
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	91 if (nargin < 3)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	92 print_usage ();
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	93 endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	94
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	95 ## Check fun, trange, y0, yp0
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	96 fun = check_default_input (fun, trange, solver, y0);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	97
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	98 n = numel (y0);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	99
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	100 if (nargin > 3)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	101 options = varargin{1};
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	102 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	103 options = odeset ();
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	104 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	105
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	106 if (! isempty (options.Mass))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	107 if (ischar (options.Mass))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	108 try
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	109 options.Mass = str2func (options.Mass);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	110 catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	111 warning (lasterr);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	112 end_try_catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	113 if (! isa (options.Mass, "function_handle"))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	114 error ("Octave:invalid-input-arg",
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	115 [solver ": invalid value assigned to field 'Mass'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	116 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	117 endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	118 endif
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	119
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	120 if (! isempty (options.Jacobian))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	121 if (ischar (options.Jacobian))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	122 try
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	123 options.Jacobian = str2func (options.Jacobian);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	124 catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	125 warning (lasterr);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	126 end_try_catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	127 if (! isa (options.Jacobian, "function_handle"))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	128 error ("Octave:invalid-input-arg",
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	129 [solver ": invalid value assigned to field 'Jacobian'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	130 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	131 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	132 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	133
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	134 if (! isempty (options.OutputFcn))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	135 if (ischar (options.OutputFcn))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	136 try
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	137 options.OutputFcn = str2func (options.OutputFcn);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	138 catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	139 warning (lasterr);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	140 end_try_catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	141 if (! isa (options.OutputFcn, "function_handle"))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	142 error ("Octave:invalid-input-arg",
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	143 [solver ": invalid value assigned to field '%s'"], "OutputFcn");
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	144 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	145 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	146 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	147
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	148 if (! isempty (options.Events))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	149 if (ischar (options.Events))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	150 try
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	151 options.Events = str2func (options.Events);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	152 catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	153 warning (lasterr);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	154 end_try_catch
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	155 if (! isa (options.Events, "function_handle"))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	156 error ("Octave:invalid-input-arg",
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	157 [solver ": invalid value assigned to field 'Events'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	158 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	159 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	160 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	161
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	162 [defaults, classes, attributes] = odedefaults (n, trange(1), trange(end));
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	163
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	164 classes = odeset (classes, "Vectorized", {});
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	165 attributes = odeset (attributes, "Jacobian", {}, "Vectorized", {});
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	166
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	167 options = odemergeopts ("ode15s", options, defaults,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	168 classes, attributes, solver);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	169
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	170 ## Mass
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	171 options.havemassfun = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	172 options.havestatedep = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	173 options.havetimedep = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	174 options.havemasssparse = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	175
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	176 if (! isempty (options.Mass))
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	177 if (isa (options.Mass, "function_handle"))
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	178 options.havemassfun = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	179 if (nargin (options.Mass) == 2)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	180 options.havestatedep = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	181 M = options.Mass (trange(1), y0);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	182 options.havemasssparse = issparse (M);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	183 if (any (size (M) != [n n]) \|\| ! isnumeric (M) \|\| ! isreal (M))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	184 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	185 [solver ": invalid value assigned to field 'Mass'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	186 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	187 elseif (nargin (options.Mass) == 1)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	188 options.havetimedep = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	189 M = options.Mass (trange(1));
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	190 options.havemasssparse = issparse (M);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	191 if (any (size (M) != [n n]) \|\| ! isnumeric (M) \|\| ! isreal (M))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	192 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	193 [solver ": invalid value assigned to field 'Mass'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	194 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	195 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	196 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	197 [solver ": invalid value assigned to field 'Mass'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	198 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	199 elseif (ismatrix (options.Mass))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	200 options.havemasssparse = issparse (options.Mass);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	201 if (any (size (options.Mass) != [n n]) \|\|
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	202 ! isnumeric (options.Mass) \|\| ! isreal (options.Mass))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	203 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	204 [solver ": invalid value assigned to field 'Mass'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	205 endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	206 else
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	207 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	208 [solver ": invalid value assigned to field 'Mass'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	209 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	210 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	211
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	212 ## Jacobian
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	213 options.havejac = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	214 options.havejacsparse = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	215 options.havejacfun = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	216
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	217 if (! isempty (options.Jacobian))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	218 options.havejac = true;
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	219 if (isa (options.Jacobian, "function_handle"))
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	220 options.havejacfun = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	221 if (nargin (options.Jacobian) == 2)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	222 [A] = options.Jacobian (trange(1), y0);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	223 if (issparse (A))
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	224 options.havejacsparse = true; # Jac is sparse fun
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	225 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	226 if (any (size (A) != [n n]) \|\| ! isnumeric (A) \|\| ! isreal (A))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	227 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	228 [solver ": invalid value assigned to field 'Jacobian'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	229 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	230 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	231 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	232 [solver ": invalid value assigned to field 'Jacobian'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	233 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	234 elseif (ismatrix (options.Jacobian))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	235 if (issparse (options.Jacobian))
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	236 options.havejacsparse = true; # Jac is sparse matrix
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	237 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	238 if (! issquare (options.Jacobian))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	239 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	240 [solver ": invalid value assigned to field 'Jacobian'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	241 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	242 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	243 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	244 [solver ": invalid value assigned to field 'Jacobian'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	245 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	246 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	247
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	248 ## Derivative of M(t,y) for implicit problem not implemented yet
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	249 if (! isempty (options.Mass) && ! isempty (options.Jacobian))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	250 if (options.MStateDependence != "none" \|\| options.havestatedep == true)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	251 options.havejac = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	252 options.Jacobian = [];
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	253 warning ("ode15s:mass_state_dependent_provided",
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	254 ["with MStateDependence != 'none' an internal", ...
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	255 " approximation of Jacobian Matrix will be used.", ...
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	256 " Set MStateDependence equal to 'none' if you want ", ...
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	257 " to provide a constant or time-dependent Jacobian"]);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	258 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	259 endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	260
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	261 ## Use sparse methods only if all matrices are sparse
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	262 if (! options.havemasssparse)
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	263 options.havejacsparse = false;
23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	264 endif
23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	265
23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	266 ## If Mass or Jacobian is fun, then new Jacobian is fun
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	267 if (options.havejac)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	268 if (options.havejacfun \|\| options.havetimedep)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	269 options.Jacobian = @ (t, y, yp) wrapjacfun (t, y, yp,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	270 options.Jacobian,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	271 options.Mass,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	272 options.havetimedep,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	273 options.havejacfun);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	274 options.havejacfun = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	275 else ## All matrices are constant
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	276 options.Jacobian = {[- options.Jacobian], [options.Mass]};
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	277
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	278 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	279 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	280
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	281 ## Abstol and Reltol
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	282 options.haveabstolvec = false;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	283
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	284 if (numel (options.AbsTol) != 1 && numel (options.AbsTol) != n)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	285 error ("Octave:invalid-input-arg",
22941 d92ec2901770 Make ode15i,ode15s doc consistent with other ode functions. Rik <rik@octave.org> parents: 22938 diff changeset	286 [solver ": invalid value assigned to field 'AbsTol'"]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	287 elseif (numel (options.AbsTol) == n)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	288 options.haveabstolvec = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	289 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	290
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	291 ## Stats
22935 c9344df03da5 Allow case-insensitive option argument 'on' to ode solvers (bug #49918). Rik <rik@octave.org> parents: 22933 diff changeset	292 options.havestats = strcmpi (options.Stats, "on");
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	293
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	294 ## Don't use Refine when the output is a structure
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	295 if (nargout == 1)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	296 options.Refine = 1;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	297 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	298
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	299 ## OutputFcn and OutputSel
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	300 if (isempty (options.OutputFcn) && nargout == 0)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	301 options.OutputFcn = @odeplot;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	302 options.haveoutputfunction = true;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	303 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	304 options.haveoutputfunction = ! isempty (options.OutputFcn);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	305 endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	306
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	307 options.haveoutputselection = ! isempty (options.OutputSel);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	308 if (options.haveoutputselection)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	309 options.OutputSel = options.OutputSel - 1;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	310 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	311
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	312 ## Events
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	313 options.haveeventfunction = ! isempty (options.Events);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	314
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	315 yp0 = options.InitialSlope;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	316
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	317 [t, y, te, ye, ie] = __ode15__ (@ (t, y, yp) wrap (t, y, yp, options.Mass,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	318 options.havetimedep,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	319 options.havestatedep,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	320 fun),
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	321 trange, y0, yp0, options);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	322
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	323 if (nargout == 2)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	324 varargout{1} = t;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	325 varargout{2} = y;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	326 elseif (nargout == 1)
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	327 varargout{1}.x = t; # Time stamps are saved in field x
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	328 varargout{1}.y = y; # Results are saved in field y
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	329 varargout{1}.solver = solver;
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	330 if (options.haveeventfunction)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	331 varargout{1}.xe = te; # Time info when an event occurred
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	332 varargout{1}.ye = ye; # Results when an event occurred
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	333 varargout{1}.ie = ie; # Index info which event occurred
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	334 endif
22938 a88ceac2aa53 Fix undefined return argument for more than 2 outputs from ode15i,ode15s. Rik <rik@octave.org> parents: 22936 diff changeset	335 elseif (nargout > 2)
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	336 varargout = cell (1,5);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	337 varargout{1} = t;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	338 varargout{2} = y;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	339 if (options.haveeventfunction)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	340 varargout{3} = te; # Time info when an event occurred
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	341 varargout{4} = ye; # Results when an event occurred
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	342 varargout{5} = ie; # Index info which event occurred
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	343 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	344 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	345
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	346 endfunction
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	347
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	348 function res = wrap (t, y, yp, Mass, havetimedep, havestatedep, fun)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	349
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	350 if (! isempty (Mass) && havestatedep)
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	351 res = Mass (t, y) * yp - fun (t, y);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	352 elseif (! isempty (Mass) && havetimedep)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	353 res = Mass (t) * yp - fun (t, y);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	354 elseif (! isempty (Mass))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	355 res = Mass * yp - fun (t, y);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	356 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	357 res = yp - fun (t, y);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	358 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	359
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	360 endfunction
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	361
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	362 function [jac, jact] = wrapjacfun (t, y, yp, Jac, Mass,
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	363 havetimedep, havejacfun)
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	364 if (havejacfun)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	365 jac = - Jac (t, y);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	366 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	367 jac = - Jac;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	368 endif
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	369
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	370 if (! isempty (Mass) && havetimedep)
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	371 jact = Mass (t);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	372 elseif (! isempty (Mass))
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	373 jact = Mass;
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	374 else
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	375 jact = speye (numel (y));
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	376 endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	377
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	378 endfunction
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	379
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	380
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	381 %!demo
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	382 %! ## Solve Robertson's equations with ode15s
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	383 %! fun = @ (t, y) [-0.04y(1) + 1e4y(2).*y(3);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	384 %! 0.04y(1) - 1e4y(2).y(3) - 3e7y(2).^2;
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	385 %! y(1) + y(2) + y(3) - 1];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	386 %!
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	387 %! y0 = [1; 0; 0];
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	388 %! tspan = [0, 4*logspace(-6, 6)];
f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	389 %! M = [1, 0, 0; 0, 1, 0; 0, 0, 0];
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	390 %!
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	391 %! options = odeset ("RelTol", 1e-4, "AbsTol", [1e-6, 1e-10, 1e-6],
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	392 %! "MStateDependence", "none", "Mass", M);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	393 %!
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	394 %! [t, y] = ode15s (fun, tspan, y0, options);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	395 %!
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	396 %! y(:,2) = 1e4 * y(:,2);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	397 %! figure (2);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	398 %! semilogx (t, y, "o");
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	399 %! xlabel ("time");
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	400 %! ylabel ("species concentration");
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	401 %! title ("Robertson DAE problem with a Conservation Law");
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	402 %! legend ("y1", "y2", "y3");
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	403
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	404 %!function ydot = fpol (t, y) # Van der Pol equation
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	405 %! ydot = [y(2); (1 - y(1)^2) * y(2) - y(1)];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	406 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	407 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	408 %!function ref = fref () # The computed reference sol
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	409 %! ref = [0.32331666704577, -1.83297456798624];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	410 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	411 %!
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	412 %!function jac = fjac (t, y) # its Jacobian
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	413 %! jac = [0, 1; -1 - 2 * y(1) * y(2), 1 - y(1)^2];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	414 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	415 %!
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	416 %!function jac = fjcc (t, y) # sparse type
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	417 %! jac = sparse ([0, 1; -1 - 2 * y(1) * y(2), 1 - y(1)^2]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	418 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	419 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	420 %!function mas = fmas (t, y)
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	421 %! mas = [1, 0; 0, 1]; # Dummy mass matrix for tests
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	422 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	423 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	424 %!function mas = fmsa (t, y)
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	425 %! mas = sparse ([1, 0; 0, 1]); # A sparse dummy matrix
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	426 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	427 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	428 %!function res = rob (t, y)
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	429 %! res = [-0.04y(1) + 1e4y(2).*y(3);
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	430 %! 0.04y(1) - 1e4y(2).y(3) - 3e7y(2).^2;
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	431 %! y(1) + y(2) + y(3) - 1];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	432 %!endfunction
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	433 %!
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	434 %!function refrob = frefrob ()
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	435 %! refrob = [100, 0.617234887614937, 0.000006153591397, 0.382758958793666];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	436 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	437 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	438 %!function [val, isterminal, direction] = feve (t, y)
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	439 %! isterminal = [0, 1];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	440 %! if (t < 1e1)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	441 %! val = [-1, -2];
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	442 %! else
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	443 %! val = [1, 3];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	444 %! endif
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	445 %!
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	446 %! direction = [1, 0];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	447 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	448 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	449 %!function masrob = massdensefunstate (t, y)
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	450 %! masrob = [1, 0, 0; 0, 1, 0; 0, 0, 0];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	451 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	452 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	453 %!function masrob = masssparsefunstate (t, y)
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	454 %! masrob = sparse ([1, 0, 0; 0, 1, 0; 0, 0, 0]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	455 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	456 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	457 %!function masrob = massdensefuntime (t)
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	458 %! masrob = [1, 0, 0; 0, 1, 0; 0, 0, 0];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	459 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	460 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	461 %!function masrob = masssparsefuntime (t)
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	462 %! masrob = sparse ([1, 0, 0; 0, 1, 0; 0, 0, 0]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	463 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	464 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	465 %!function jac = jacfundense (t, y)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	466 %! jac = [-0.04, 1e4y(3), 1e4y(2);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	467 %! 0.04, -1e4y(3)-6e7y(2), -1e4*y(2);
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	468 %! 1, 1, 1];
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	469 %!endfunction
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	470 %!
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	471 %!function jac = jacfunsparse (t, y)
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	472 %! jac = sparse([-0.04, 1e4y(3), 1e4y(2);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	473 %! 0.04, -1e4y(3)-6e7y(2), -1e4*y(2);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	474 %! 1, 1, 1]);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	475 %!endfunction
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	476
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	477 %!testif HAVE_SUNDIALS
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	478 %! opt = odeset ("MStateDependence", "none",
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	479 %! "Mass", [1, 0, 0; 0, 1, 0; 0, 0, 0]);
f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	480 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	481 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	482
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	483 %!testif HAVE_SUNDIALS
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	484 %! opt = odeset ("MStateDependence", "none",
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	485 %! "Mass", sparse ([1, 0, 0; 0, 1, 0; 0, 0, 0]));
f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	486 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	487 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	488
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	489 %!testif HAVE_SUNDIALS
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	490 %! opt = odeset ("MStateDependence", "none",
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	491 %! "Mass", @massdensefunstate);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	492 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	493 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	494
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	495 %!testif HAVE_SUNDIALS
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	496 %! opt = odeset ("MStateDependence", "none",
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	497 %! "Mass", @masssparsefunstate);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	498 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	499 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	500
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	501 %!testif HAVE_SUNDIALS
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	502 %! opt = odeset ("MStateDependence", "none",
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	503 %! "Mass", "massdensefuntime");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	504 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	505 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	506
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	507 %!testif HAVE_SUNDIALS
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	508 %! opt = odeset ("MStateDependence", "none",
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	509 %! "Mass", [1, 0, 0; 0, 1, 0; 0, 0, 0],
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	510 %! "Jacobian", "jacfundense");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	511 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	512 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	513
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	514 %!testif HAVE_SUNDIALS
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	515 %! opt = odeset ("MStateDependence", "none",
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	516 %! "Mass", sparse ([1, 0, 0; 0, 1, 0; 0, 0, 0]),
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	517 %! "Jacobian", @jacfundense);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	518 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	519 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	520
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	521 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	522 %! warning ("off", "ode15s:mass_state_dependent_provided", "local");
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	523 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	524 %! "Mass", @massdensefunstate,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	525 %! "Jacobian", @jacfundense);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	526 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	527 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	528
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	529 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	530 %! warning ("off", "ode15s:mass_state_dependent_provided", "local");
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	531 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	532 %! "Mass", @masssparsefunstate,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	533 %! "Jacobian", @jacfundense);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	534 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	535 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	536
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	537 %!testif HAVE_SUNDIALS
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	538 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	539 %! "Mass", @massdensefuntime,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	540 %! "Jacobian", @jacfundense);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	541 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	542 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	543 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	544 %! "Mass", "masssparsefuntime",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	545 %! "Jacobian", "jacfundense");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	546 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	547 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	548
23023 63a12df71848 avoid sparse jacobian tests for ode15i and ode15s if IDAKLU is missing John W. Eaton <jwe@octave.org> parents: 22941 diff changeset	549 %!testif HAVE_SUNDIALS_IDAKLU
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	550 %! opt = odeset ("MStateDependence", "none",
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	551 %! "Mass", [1, 0, 0; 0, 1, 0; 0, 0, 0],
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	552 %! "Jacobian", @jacfunsparse);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	553 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	554 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	555
23023 63a12df71848 avoid sparse jacobian tests for ode15i and ode15s if IDAKLU is missing John W. Eaton <jwe@octave.org> parents: 22941 diff changeset	556 %!testif HAVE_SUNDIALS_IDAKLU
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	557 %! opt = odeset ("MStateDependence", "none",
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	558 %! "Mass", sparse ([1, 0, 0; 0, 1, 0; 0, 0, 0]),
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	559 %! "Jacobian", @jacfunsparse);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	560 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	561 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	562
23023 63a12df71848 avoid sparse jacobian tests for ode15i and ode15s if IDAKLU is missing John W. Eaton <jwe@octave.org> parents: 22941 diff changeset	563 %!testif HAVE_SUNDIALS_IDAKLU
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	564 %! warning ("off", "ode15s:mass_state_dependent_provided", "local");
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	565 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	566 %! "Mass", @massdensefunstate,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	567 %! "Jacobian", @jacfunsparse);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	568 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	569 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	570
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	571 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	572 %! warning ("off", "ode15s:mass_state_dependent_provided", "local");
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	573 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	574 %! "Mass", @masssparsefunstate,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	575 %! "Jacobian", @jacfunsparse);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	576 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	577 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	578
23023 63a12df71848 avoid sparse jacobian tests for ode15i and ode15s if IDAKLU is missing John W. Eaton <jwe@octave.org> parents: 22941 diff changeset	579 %!testif HAVE_SUNDIALS_IDAKLU
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	580 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	581 %! "Mass", @massdensefuntime,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	582 %! "Jacobian", @jacfunsparse);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	583 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	584 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	585
23023 63a12df71848 avoid sparse jacobian tests for ode15i and ode15s if IDAKLU is missing John W. Eaton <jwe@octave.org> parents: 22941 diff changeset	586 %!testif HAVE_SUNDIALS_IDAKLU
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	587 %! opt = odeset ("MStateDependence", "none",
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	588 %! "Mass", @masssparsefuntime,
c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	589 %! "Jacobian", @jacfunsparse);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	590 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	591 %! assert ([t(end), y(end,:)], frefrob, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	592
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	593 ## two output arguments
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	594 %!testif HAVE_SUNDIALS
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	595 %! [t, y] = ode15s (@fpol, [0, 2], [2, 0]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	596 %! assert ([t(end), y(end,:)], [2, fref], 1e-2);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	597
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	598 ## anonymous function instead of real function
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	599 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	600 %! fvdb = @(t,y) [y(2); (1 - y(1)^2) * y(2) - y(1)];
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	601 %! [t, y] = ode15s (fvdb, [0, 2], [2, 0]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	602 %! assert ([t(end), y(end,:)], [2, fref], 1e-2);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	603
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	604 ## Solve another anonymous function below zero
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	605 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	606 %! ref = [0, 14.77810590694212];
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	607 %! [t, y] = ode15s (@(t,y) y, [-2, 0], 2);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	608 %! assert ([t(end), y(end,:)], ref, 5e-2);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	609
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	610 ## InitialStep option
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	611 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	612 %! opt = odeset ("InitialStep", 1e-8);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	613 %! [t, y] = ode15s (@fpol, [0, 0.2], [2, 0], opt);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	614 %! assert (t(2)-t(1), 1e-8, 1e-9);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	615
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	616 ## MaxStep option
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	617 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	618 %! opt = odeset ("MaxStep", 1e-3);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	619 %! sol = ode15s (@fpol, [0, 0.2], [2, 0], opt);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	620 %! assert (sol.x(5)-sol.x(4), 1e-3, 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	621
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	622 ## Solve in backward direction starting at t=0
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	623 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	624 %! ref = [-1.205364552835178, 0.951542399860817];
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	625 %! sol = ode15s (@fpol, [0 -2], [2, 0]);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	626 %! assert ([sol.x(end), sol.y(end,:)], [-2, ref], 5e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	627
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	628 ## Solve in backward direction starting at t=2
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	629 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	630 %! ref = [-1.205364552835178, 0.951542399860817];
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	631 %! sol = ode15s (@fpol, [2, 0 -2], fref);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	632 %! assert ([sol.x(end), sol.y(end,:)], [-2, ref], 3e-2);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	633
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	634 ## Solve another anonymous function in backward direction
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	635 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	636 %! ref = [-1, 0.367879437558975];
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	637 %! sol = ode15s (@(t,y) y, [0 -1], 1);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	638 %! assert ([sol.x(end), sol.y(end,:)], ref, 1e-2);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	639
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	640 ## Solve another anonymous function below zero
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	641 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	642 %! ref = [0, 14.77810590694212];
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	643 %! sol = ode15s (@(t,y) y, [-2, 0], 2);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	644 %! assert ([sol.x(end), sol.y(end,:)], ref, 5e-2);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	645
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	646 ## Solve in backward direction starting at t=0 with MaxStep option
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	647 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	648 %! ref = [-1.205364552835178, 0.951542399860817];
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	649 %! opt = odeset ("MaxStep", 1e-3);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	650 %! sol = ode15s (@fpol, [0 -2], [2, 0], opt);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	651 %! assert (abs (sol.x(8)-sol.x(7)), 1e-3, 1e-3);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	652 %! assert ([sol.x(end), sol.y(end,:)], [-2, ref], 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	653
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	654 ## AbsTol option
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	655 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	656 %! opt = odeset ("AbsTol", 1e-5);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	657 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	658 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 4e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	659
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	660 ## AbsTol and RelTol option
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	661 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	662 %! opt = odeset ("AbsTol", 1e-8, "RelTol", 1e-8);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	663 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	664 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 1e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	665
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	666 ## RelTol option -- higher accuracy
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	667 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	668 %! opt = odeset ("RelTol", 1e-8);
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	669 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	670 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 1e-4);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	671
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	672 ## Mass option as function
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	673 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	674 %! opt = odeset ("Mass", @fmas, "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	675 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	676 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 3e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	677
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	678 ## Mass option as matrix
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	679 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	680 %! opt = odeset ("Mass", eye (2,2), "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	681 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	682 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 3e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	683
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	684 ## Mass option as sparse matrix
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	685 %!testif HAVE_SUNDIALS
23023 63a12df71848 avoid sparse jacobian tests for ode15i and ode15s if IDAKLU is missing John W. Eaton <jwe@octave.org> parents: 22941 diff changeset	686 %! opt = odeset ("Mass", speye (2), "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	687 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	688 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 3e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	689
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	690 ## Mass option as function and sparse matrix
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	691 %!testif HAVE_SUNDIALS
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	692 %! opt = odeset ("Mass", "fmsa", "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	693 %! sol = ode15s (@fpol, [0, 2], [2, 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	694 %! assert ([sol.x(end), sol.y(end,:)], [2, fref], 3e-3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	695
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	696 ## Refine
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	697 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	698 %! opt2 = odeset ("Refine", 3, "Mass", @massdensefunstate,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	699 %! "MStateDependence", "none");
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	700 %! opt1 = odeset ("Mass", @massdensefunstate, "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	701 %! [t, y] = ode15s (@rob, [0, 100], [1; 0; 0], opt1);
f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	702 %! [t2, y2] = ode15s (@rob, [0, 100], [1; 0; 0], opt2);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	703 %! assert (numel (t2), numel (t) * 3, 3);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	704
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	705 ## Refine ignored if numel (trange) > 2
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	706 %!testif HAVE_SUNDIALS
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	707 %! opt2 = odeset ("Refine", 3, "Mass", "massdensefunstate",
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	708 %! "MStateDependence", "none");
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	709 %! opt1 = odeset ("Mass", @massdensefunstate, "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	710 %! [t, y] = ode15s ("rob", [0, 10, 100], [1; 0; 0], opt1);
f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	711 %! [t2, y2] = ode15s ("rob", [0, 10, 100], [1; 0; 0], opt2);
22933 c3428bb9aca9 ode15i.m, ode15s.m: Follow Octave coding conventions. Rik <rik@octave.org> parents: 22928 diff changeset	712 %! assert (numel (t2), numel (t));
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	713
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	714 ## Events option add further elements in sol
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	715 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	716 %! opt = odeset ("Events", @feve, "Mass", @massdensefunstate,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	717 %! "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	718 %! sol = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	719 %! assert (isfield (sol, "ie"));
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	720 %! assert (sol.ie, [0;1]);
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	721 %! assert (isfield (sol, "xe"));
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	722 %! assert (isfield (sol, "ye"));
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	723 %! assert (sol.x(end), 10, 1);
22928 dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	724
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	725 ## Events option, five output arguments
dec22bceafa2 use testif HAVE_SUNDIALS for ode15 tests John W. Eaton <jwe@octave.org> parents: 22910 diff changeset	726 %!testif HAVE_SUNDIALS
22901 4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	727 %! opt = odeset ("Events", @feve, "Mass", @massdensefunstate,
4c56f3ffec04 Add functions ode15i and ode15s Francesco Faccio <francesco.faccio@mail.polimi.it> parents: diff changeset	728 %! "MStateDependence", "none");
22936 f2a1fc90a903 * ode15s.m: More minor style fixes in tests. John W. Eaton <jwe@octave.org> parents: 22935 diff changeset	729 %! [t, y, te, ye, ie] = ode15s (@rob, [0, 100], [1; 0; 0], opt);
22910 23847979b91e maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 22902 diff changeset	730 %! assert ([t(end), te', ie'], [10, 10, 10, 0, 1], [1, 0.5, 0.5, 0, 0]);

Mercurial > octave

annotate scripts/ode/ode15s.m @ 24007:e8a74d95b4f3