view liboctave/numeric/ODES.cc @ 20809:ffc6cdcd02c5 stable

Fix segfault when complex double matrix calls ZGETRF (bug #45577). * CMatrix.cc (finverse, determinant, rcond, fsolve): Calculate norm of matrix and if it is NaN, skip calling ZGETRF in LAPACK and set info to non-zero value to signal an error.
author Rik <rik@octave.org>
date Sat, 10 Oct 2015 16:46:00 -0700
parents 4197fc428c7d
children a9574e3c6e9e
line wrap: on
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/*

Copyright (C) 2002-2015 John W. Eaton

This file is part of Octave.

Octave 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 3 of the License, or (at your
option) any later version.

Octave 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 Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "ODES.h"
#include "lo-error.h"

void
ODES::initialize (const ColumnVector& xx, double tt)
{
  base_diff_eqn::initialize (xx, tt);
  xdot = ColumnVector (xx.length (), 0.0);
}

void
ODES::initialize (const ColumnVector& xx, double tt,
                  const ColumnVector& xtheta)
{
  base_diff_eqn::initialize (xx, tt);
  xdot = ColumnVector (xx.length (), 0.0);
  theta = xtheta;
}