octave: liboctave/LSODE.cc annotate

annotate liboctave/LSODE.cc @ 11502:4638800cd660

delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes

author	John W. Eaton <jwe@octave.org>
date	Thu, 13 Jan 2011 03:16:40 -0500
parents	8a5e980da6aa
children	fd0a3ac60b0e

rev	line source
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	1 /*
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	2
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002,
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8807 diff changeset	4 2003, 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	5
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	7
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5765 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5765 diff changeset	11 option) any later version.
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	12
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	16 for more details.
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	17
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5765 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5765 diff changeset	20 <http://www.gnu.org/licenses/>.
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	21
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	22 */
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	23
238 780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe] jwe parents: 227 diff changeset	24 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1011 diff changeset	25 #include <config.h>
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	26 #endif
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	27
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1360 diff changeset	28 #include <cfloat>
9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1360 diff changeset	29
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5553 diff changeset	30 #include <sstream>
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5553 diff changeset	31
1842 0574a1f3a273 [project @ 1996-02-03 11:44:02 by jwe] jwe parents: 1482 diff changeset	32 #include "LSODE.h"
1847 2ffe49eb95a5 [project @ 1996-02-03 12:47:55 by jwe] jwe parents: 1842 diff changeset	33 #include "f77-fcn.h"
227 1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 3 diff changeset	34 #include "lo-error.h"
7231 2eb392d058bb [project @ 2007-11-30 18:53:29 by jwe] jwe parents: 7017 diff changeset	35 #include "lo-math.h"
4180 84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	36 #include "quit.h"
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	37
11495 8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	38 typedef octave_idx_type (*lsode_fcn_ptr) (const octave_idx_type&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	39 const double&, double*,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	40 double*, octave_idx_type&);
3507 00fdd363c098 [project @ 2000-02-01 21:31:44 by jwe] jwe parents: 3504 diff changeset	41
11495 8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	42 typedef octave_idx_type (*lsode_jac_ptr) (const octave_idx_type&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	43 const double&, double*,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	44 const octave_idx_type&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	45 const octave_idx_type&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	46 double*, const octave_idx_type&);
3507 00fdd363c098 [project @ 2000-02-01 21:31:44 by jwe] jwe parents: 3504 diff changeset	47
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	48 extern "C"
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4231 diff changeset	49 {
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4231 diff changeset	50 F77_RET_T
11495 8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	51 F77_FUNC (dlsode, DLSODE) (lsode_fcn_ptr, octave_idx_type&, double*,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	52 double&, double&, octave_idx_type&, double&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	53 const double*, octave_idx_type&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	54 octave_idx_type&, octave_idx_type&,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	55 double, octave_idx_type&, octave_idx_type,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	56 octave_idx_type&, lsode_jac_ptr,
8a5e980da6aa style fixes John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	57 octave_idx_type&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4231 diff changeset	58 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	59
532 2ca256b77602 [project @ 1994-07-20 19:56:55 by jwe] jwe parents: 461 diff changeset	60 static ODEFunc::ODERHSFunc user_fun;
2ca256b77602 [project @ 1994-07-20 19:56:55 by jwe] jwe parents: 461 diff changeset	61 static ODEFunc::ODEJacFunc user_jac;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	62 static ColumnVector *tmp_x;
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	63
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	64 static octave_idx_type
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	65 lsode_f (const octave_idx_type& neq, const double& time, double *,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	66 double *deriv, octave_idx_type& ierr)
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	67 {
4180 84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	68 BEGIN_INTERRUPT_WITH_EXCEPTIONS;
84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	69
2343 d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	70 ColumnVector tmp_deriv;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	71
1360 7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	72 // NOTE: this won't work if LSODE passes copies of the state vector.
7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	73 // In that case we have to create a temporary vector object
7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	74 // and copy.
7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	75
1251 97eac19837dc [project @ 1995-04-11 15:58:32 by jwe] jwe parents: 1192 diff changeset	76 tmp_deriv = (user_fun) (tmp_x, time);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	77
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	78 if (tmp_deriv.length () == 0)
1251 97eac19837dc [project @ 1995-04-11 15:58:32 by jwe] jwe parents: 1192 diff changeset	79 ierr = -1;
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	80 else
1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	81 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	82 for (octave_idx_type i = 0; i < neq; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	83 deriv [i] = tmp_deriv.elem (i);
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	84 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	85
4180 84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	86 END_INTERRUPT_WITH_EXCEPTIONS;
84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	87
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	88 return 0;
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	89 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	90
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	91 static octave_idx_type
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	92 lsode_j (const octave_idx_type& neq, const double& time, double *,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	93 const octave_idx_type&, const octave_idx_type&, double *pd, const octave_idx_type& nrowpd)
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	94 {
4180 84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	95 BEGIN_INTERRUPT_WITH_EXCEPTIONS;
84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	96
1251 97eac19837dc [project @ 1995-04-11 15:58:32 by jwe] jwe parents: 1192 diff changeset	97 Matrix tmp_jac (neq, neq);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	98
1360 7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	99 // NOTE: this won't work if LSODE passes copies of the state vector.
7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	100 // In that case we have to create a temporary vector object
7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	101 // and copy.
7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	102
1251 97eac19837dc [project @ 1995-04-11 15:58:32 by jwe] jwe parents: 1192 diff changeset	103 tmp_jac = (user_jac) (tmp_x, time);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	104
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	105 for (octave_idx_type j = 0; j < neq; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	106 for (octave_idx_type i = 0; i < neq; i++)
1251 97eac19837dc [project @ 1995-04-11 15:58:32 by jwe] jwe parents: 1192 diff changeset	107 pd [nrowpd * j + i] = tmp_jac (i, j);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	108
4180 84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	109 END_INTERRUPT_WITH_EXCEPTIONS;
84fe3ca3a246 [project @ 2002-11-15 04:47:01 by jwe] jwe parents: 4066 diff changeset	110
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	111 return 0;
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	112 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	113
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	114 ColumnVector
1842 0574a1f3a273 [project @ 1996-02-03 11:44:02 by jwe] jwe parents: 1482 diff changeset	115 LSODE::do_integrate (double tout)
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	116 {
1945 8c4bce5e773e [project @ 1996-02-14 01:03:03 by jwe] jwe parents: 1882 diff changeset	117 ColumnVector retval;
8c4bce5e773e [project @ 1996-02-14 01:03:03 by jwe] jwe parents: 1882 diff changeset	118
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	119 static octave_idx_type nn = 0;
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	120
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	121 if (! initialized \|\| restart \|\| ODEFunc::reset \|\| LSODE_options::reset)
1945 8c4bce5e773e [project @ 1996-02-14 01:03:03 by jwe] jwe parents: 1882 diff changeset	122 {
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	123 integration_error = false;
1945 8c4bce5e773e [project @ 1996-02-14 01:03:03 by jwe] jwe parents: 1882 diff changeset	124
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	125 initialized = true;
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	126
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	127 istate = 1;
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	128
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	129 octave_idx_type n = size ();
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	130
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	131 nn = n;
3955 dc970f5941ee [project @ 2002-05-23 20:28:56 by jwe] jwe parents: 3954 diff changeset	132
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	133 octave_idx_type max_maxord = 0;
4231 1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	134
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	135 if (integration_method () == "stiff")
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	136 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	137 max_maxord = 5;
4231 1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	138
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	139 if (jac)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	140 method_flag = 21;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	141 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	142 method_flag = 22;
3955 dc970f5941ee [project @ 2002-05-23 20:28:56 by jwe] jwe parents: 3954 diff changeset	143
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	144 liw = 20 + n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	145 lrw = 22 + n * (9 + n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	146 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	147 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	148 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	149 max_maxord = 12;
4231 1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	150
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	151 method_flag = 10;
3955 dc970f5941ee [project @ 2002-05-23 20:28:56 by jwe] jwe parents: 3954 diff changeset	152
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	153 liw = 20;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	154 lrw = 22 + 16 * n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	155 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	156
4231 1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	157 maxord = maximum_order ();
1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	158
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	159 iwork.resize (liw, 1);
5552 bcc328604953 [project @ 2005-11-30 05:48:59 by jwe] jwe parents: 5307 diff changeset	160
bcc328604953 [project @ 2005-11-30 05:48:59 by jwe] jwe parents: 5307 diff changeset	161 for (octave_idx_type i = 4; i < 9; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	162 iwork(i) = 0;
5552 bcc328604953 [project @ 2005-11-30 05:48:59 by jwe] jwe parents: 5307 diff changeset	163
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	164 rwork.resize (lrw, 1);
5552 bcc328604953 [project @ 2005-11-30 05:48:59 by jwe] jwe parents: 5307 diff changeset	165
bcc328604953 [project @ 2005-11-30 05:48:59 by jwe] jwe parents: 5307 diff changeset	166 for (octave_idx_type i = 4; i < 9; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	167 rwork(i) = 0;
5552 bcc328604953 [project @ 2005-11-30 05:48:59 by jwe] jwe parents: 5307 diff changeset	168
4231 1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	169 if (maxord >= 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	170 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	171 if (maxord > 0 && maxord <= max_maxord)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	172 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	173 iwork(4) = maxord;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	174 iopt = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	175 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	176 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	177 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	178 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	179 ("lsode: invalid value for maximum order");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	180 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	181 return retval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	182 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	183 }
4231 1032fb9ec0d1 [project @ 2002-12-19 19:58:29 by jwe] jwe parents: 4192 diff changeset	184
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	185 if (stop_time_set)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	186 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	187 itask = 4;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	188 rwork(0) = stop_time;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	189 iopt = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	190 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	191 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	192 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	193 itask = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	194 }
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	195
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	196 restart = false;
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	197
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	198 // ODEFunc
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	199
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	200 // NOTE: this won't work if LSODE passes copies of the state vector.
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	201 // In that case we have to create a temporary vector object
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	202 // and copy.
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	203
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	204 tmp_x = &x;
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	205
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	206 user_fun = function ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	207 user_jac = jacobian_function ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	208
2343 d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	209 ColumnVector xdot = (*user_fun) (x, t);
d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	210
d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	211 if (x.length () != xdot.length ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	212 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	213 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	214 ("lsode: inconsistent sizes for state and derivative vectors");
2343 d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	215
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	216 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	217 return retval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	218 }
2343 d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	219
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	220 ODEFunc::reset = false;
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	221
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	222 // LSODE_options
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	223
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	224 rel_tol = relative_tolerance ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	225 abs_tol = absolute_tolerance ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	226
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	227 octave_idx_type abs_tol_len = abs_tol.length ();
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	228
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	229 if (abs_tol_len == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	230 itol = 1;
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	231 else if (abs_tol_len == n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	232 itol = 2;
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	233 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	234 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	235 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	236 ("lsode: inconsistent sizes for state and absolute tolerance vectors");
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	237
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	238 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	239 return retval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	240 }
2343 d7592de300ea [project @ 1996-07-24 21:42:44 by jwe] jwe parents: 1993 diff changeset	241
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	242 double iss = initial_step_size ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	243 if (iss >= 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	244 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	245 rwork(4) = iss;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	246 iopt = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	247 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	248
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	249 double maxss = maximum_step_size ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	250 if (maxss >= 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	251 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	252 rwork(5) = maxss;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	253 iopt = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	254 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	255
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	256 double minss = minimum_step_size ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	257 if (minss >= 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	258 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	259 rwork(6) = minss;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	260 iopt = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	261 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	262
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	263 octave_idx_type sl = step_limit ();
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	264 if (sl > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	265 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	266 iwork(5) = sl;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	267 iopt = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	268 }
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	269
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	270 LSODE_options::reset = false;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	271 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	272
11502 4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	273 double *px = x.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	274
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	275 double *pabs_tol = abs_tol.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	276
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	277 octave_idx_type *piwork = iwork.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	278 double *prwork = rwork.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes John W. Eaton <jwe@octave.org> parents: 11495 diff changeset	279
4583 70da2b8c91dd [project @ 2003-10-31 15:18:31 by jwe] jwe parents: 4552 diff changeset	280 F77_XFCN (dlsode, DLSODE, (lsode_f, nn, px, t, tout, itol, rel_tol,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	281 pabs_tol, itask, istate, iopt, prwork, lrw,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	282 piwork, liw, lsode_j, method_flag));
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	283
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	284 switch (istate)
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	285 {
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	286 case 1: // prior to initial integration step.
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	287 case 2: // lsode was successful.
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	288 retval = x;
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	289 t = tout;
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	290 break;
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	291
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	292 case -1: // excess work done on this call (perhaps wrong mf).
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	293 case -2: // excess accuracy requested (tolerances too small).
8807 401d54a83690 use 'invalid', not 'illegal' John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	294 case -3: // invalid input detected (see printed message).
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	295 case -4: // repeated error test failures (check all inputs).
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	296 case -5: // repeated convergence failures (perhaps bad jacobian
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	297 // supplied or wrong choice of mf or tolerances).
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	298 case -6: // error weight became zero during problem. (solution
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	299 // component i vanished, and atol or atol(i) = 0.)
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	300 case -13: // return requested in user-supplied function.
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	301 integration_error = true;
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	302 break;
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	303
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	304 default:
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	305 integration_error = true;
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	306 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	307 ("unrecognized value of istate (= %d) returned from lsode",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	308 istate);
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7231 diff changeset	309 break;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	310 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	311
1945 8c4bce5e773e [project @ 1996-02-14 01:03:03 by jwe] jwe parents: 1882 diff changeset	312 return retval;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	313 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	314
3959 5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	315 std::string
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	316 LSODE::error_message (void) const
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	317 {
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	318 std::string retval;
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	319
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5553 diff changeset	320 std::ostringstream buf;
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5553 diff changeset	321 buf << t;
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5553 diff changeset	322 std::string t_curr = buf.str ();
4042 8bc97120fbd5 [project @ 2002-08-15 02:30:40 by jwe] jwe parents: 3998 diff changeset	323
3959 5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	324 switch (istate)
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	325 {
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	326 case 1:
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	327 retval = "prior to initial integration step";
3959 5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	328 break;
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	329
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	330 case 2:
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	331 retval = "successful exit";
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	332 break;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	333
3959 5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	334 case 3:
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	335 retval = "prior to continuation call with modified parameters";
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	336 break;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	337
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	338 case -1:
4042 8bc97120fbd5 [project @ 2002-08-15 02:30:40 by jwe] jwe parents: 3998 diff changeset	339 retval = std::string ("excess work on this call (t = ")
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	340 + t_curr + "; perhaps wrong integration method)";
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	341 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	342
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	343 case -2:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	344 retval = "excess accuracy requested (tolerances too small)";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	345 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	346
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	347 case -3:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	348 retval = "invalid input detected (see printed message)";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	349 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	350
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	351 case -4:
4042 8bc97120fbd5 [project @ 2002-08-15 02:30:40 by jwe] jwe parents: 3998 diff changeset	352 retval = std::string ("repeated error test failures (t = ")
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	353 + t_curr + "check all inputs)";
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	354 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	355
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	356 case -5:
4042 8bc97120fbd5 [project @ 2002-08-15 02:30:40 by jwe] jwe parents: 3998 diff changeset	357 retval = std::string ("repeated convergence failures (t = ")
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	358 + t_curr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	359 + "perhaps bad jacobian supplied or wrong choice of integration method or tolerances)";
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	360 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	361
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	362 case -6:
4042 8bc97120fbd5 [project @ 2002-08-15 02:30:40 by jwe] jwe parents: 3998 diff changeset	363 retval = std::string ("error weight became zero during problem. (t = ")
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	364 + t_curr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	365 + "; solution component i vanished, and atol or atol(i) == 0)";
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	366 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	367
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	368 case -13:
4042 8bc97120fbd5 [project @ 2002-08-15 02:30:40 by jwe] jwe parents: 3998 diff changeset	369 retval = "return requested in user-supplied function (t = "
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	370 + t_curr + ")";
3996 98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	371 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe] jwe parents: 3995 diff changeset	372
3959 5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	373 default:
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	374 retval = "unknown error state";
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	375 break;
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	376 }
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	377
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	378 return retval;
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	379 }
5a848097fe4a [project @ 2002-05-24 17:58:16 by jwe] jwe parents: 3955 diff changeset	380
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	381 Matrix
1842 0574a1f3a273 [project @ 1996-02-03 11:44:02 by jwe] jwe parents: 1482 diff changeset	382 LSODE::do_integrate (const ColumnVector& tout)
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	383 {
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	384 Matrix retval;
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	385
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	386 octave_idx_type n_out = tout.capacity ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	387 octave_idx_type n = size ();
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	388
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	389 if (n_out > 0 && n > 0)
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	390 {
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	391 retval.resize (n_out, n);
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	392
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	393 for (octave_idx_type i = 0; i < n; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	394 retval.elem (0, i) = x.elem (i);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	395
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	396 for (octave_idx_type j = 1; j < n_out; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	397 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	398 ColumnVector x_next = do_integrate (tout.elem (j));
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	399
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	400 if (integration_error)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	401 return retval;
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	402
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	403 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	404 retval.elem (j, i) = x_next.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	405 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	406 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	407
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	408 return retval;
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	409 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	410
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	411 Matrix
3511 d92134062783 [project @ 2000-02-01 22:06:28 by jwe] jwe parents: 3507 diff changeset	412 LSODE::do_integrate (const ColumnVector& tout, const ColumnVector& tcrit)
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	413 {
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	414 Matrix retval;
4049 a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe] jwe parents: 4043 diff changeset	415
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	416 octave_idx_type n_out = tout.capacity ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	417 octave_idx_type n = size ();
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	418
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	419 if (n_out > 0 && n > 0)
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	420 {
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	421 retval.resize (n_out, n);
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	422
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	423 for (octave_idx_type i = 0; i < n; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	424 retval.elem (0, i) = x.elem (i);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	425
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	426 octave_idx_type n_crit = tcrit.capacity ();
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	427
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	428 if (n_crit > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	429 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	430 octave_idx_type i_crit = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	431 octave_idx_type i_out = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	432 double next_crit = tcrit.elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	433 double next_out;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	434 while (i_out < n_out)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	435 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	436 bool do_restart = false;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	437
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	438 next_out = tout.elem (i_out);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	439 if (i_crit < n_crit)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	440 next_crit = tcrit.elem (i_crit);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	441
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	442 octave_idx_type save_output;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	443 double t_out;
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	444
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	445 if (next_crit == next_out)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	446 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	447 set_stop_time (next_crit);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	448 t_out = next_out;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	449 save_output = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	450 i_out++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	451 i_crit++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	452 do_restart = true;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	453 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	454 else if (next_crit < next_out)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	455 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	456 if (i_crit < n_crit)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	457 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	458 set_stop_time (next_crit);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	459 t_out = next_crit;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	460 save_output = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	461 i_crit++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	462 do_restart = true;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	463 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	464 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	465 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	466 clear_stop_time ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	467 t_out = next_out;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	468 save_output = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	469 i_out++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	470 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	471 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	472 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	473 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	474 set_stop_time (next_crit);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	475 t_out = next_out;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	476 save_output = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	477 i_out++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	478 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	479
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	480 ColumnVector x_next = do_integrate (t_out);
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	481
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	482 if (integration_error)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	483 return retval;
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	484
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	485 if (save_output)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	486 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	487 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	488 retval.elem (i_out-1, i) = x_next.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	489 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	490
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	491 if (do_restart)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	492 force_restart ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	493 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	494 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	495 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	496 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	497 retval = do_integrate (tout);
258 1c9a678906fb [project @ 1993-12-14 06:24:04 by jwe] jwe parents: 238 diff changeset	498
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	499 if (integration_error)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	500 return retval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	501 }
3 9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	502 }
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	503
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	504 return retval;
9a4c07481e61 [project @ 1993-08-08 01:20:23 by jwe] jwe parents: diff changeset	505 }

Mercurial > octave

annotate liboctave/LSODE.cc @ 11502:4638800cd660