Mercurial > fem-fenics-eugenio
changeset 147:41c1811a6dd6
New function for the creation of a functional.
author | gedeone-octave <marcovass89@hotmail.it> |
---|---|
date | Mon, 09 Sep 2013 23:21:53 +0200 |
parents | dc7080ca15f7 |
children | f2193e825ad7 |
files | inst/Functional.m |
diffstat | 1 files changed, 42 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/inst/Functional.m Mon Sep 09 23:21:53 2013 +0200 @@ -0,0 +1,42 @@ +## Copyright (C) 2013 Marco Vassallo + +## This program is free software; you can redistribute it and/or modify it under +## the terms of the GNU General Public License as published by the Free Software +## Foundation; either version 2 of the License, or (at your option) any later +## version. + +## This program is distributed in the hope that it will be useful, but WITHOUT +## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more +## details. + +## You should have received a copy of the GNU General Public License along with +## this program; if not, see <http://www.gnu.org/licenses/>. + + +## -*- texinfo -*- +## @deftypefn {Function File} {V} = ResidualForm (name, V, [coefficients]) +## This function takes as input the name of the problem that you want to solve +## and the FunctionSpace where it is defined and return a Form defined with +## the coefficients passed as optional argument. +## @seealso{FunctionSpace, BilinearForm, ResidualForm} +## @end deftypefn + +function a = Functional (name, V, varargin) + + if nargin < 2 + error ("Functional: wrong number of input parameters."); + elseif ! ischar (name) + error ("Functional: second argument is not a valid string"); + endif + + program = sprintf ("%s_Functional(V", name); + for k = 1:length (varargin) + eval(['f_' num2str(k) '=varargin{k};']); + program = strjoin ({ program, strcat('f_',num2str(k))}, ','); + end + + program = strjoin ({program, ');'}); + a = eval (program); + +endfunction