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bicgstab.hpp
35 lines (28 loc) · 1.31 KB
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bicgstab.hpp
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/* Copyright (C) 2005-2019 Massachusetts Institute of Technology.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef BICGSTAB_H
#define BICGSTAB_H
#include "meep.hpp"
namespace meep {
typedef void (*bicgstab_op)(const realnum *x, realnum *y, void *data);
ptrdiff_t bicgstabL(const int L, const size_t n, realnum *x, bicgstab_op A, void *Adata,
const realnum *b, const double tol,
int *iters, // input *iters = max iters, output = actual iters
realnum *work, // if you pass work=NULL, bicgstab returns nwork
const bool quiet);
} // namespace meep
#endif /* BICGSTAB_H */