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/* -*- c++ -*- (enables emacs c++ mode) */ /*===========================================================================
Copyright (C) 2004-2012 Yves Renard This file is a part of GETFEM++ Getfem++ is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version along with the GCC Runtime Library Exception either version 3.1 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 Lesser General Public License and GCC Runtime Library Exception for more details. You should have received a copy of the GNU Lesser General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. As a special exception, you may use this file as it is a part of a free software library without restriction. Specifically, if other files instantiate templates or use macros or inline functions from this file, or you compile this file and link it with other files to produce an executable, this file does not by itself cause the resulting executable to be covered by the GNU Lesser General Public License. This exception does not however invalidate any other reasons why the executable file might be covered by the GNU Lesser General Public License. ===========================================================================*/ #ifndef GMM_PRECOND_H
#define GMM_PRECOND_H
#include "gmm_kernel.h"
/** @file gmm_precond.h
@author Yves Renard <Yves.Renard@insa-lyon.fr> @date March 29, 2004. @brief gmm preconditioners. */
/* Preconditioner concept : */ /* */ /* A the matrix, P the preconditioner PA well conditioned. */ /* PRECOND precontioner type. */ /* mult(P, v, w) : w <- P v */ /* transposed_mult(P, v, w) : w <- transposed(P) v */ /* left_mult(P, v, w) : see qmr solver */ /* right_mult(P, v, w) : see qmr solver */ /* transposed_left_mult(P, v, w) : see qmr solver */ /* transposed_right_mult(P, v, w) : see qmr solver */ /* */ /* PRECOND P() : empty preconditioner. */ /* PRECOND P(A, ...) : preconditioner for the matrix A, with optional */ /* parameters */ /* PRECOND(...) : empty precondtioner with parameters set. */ /* P.build_with(A) : build a precondtioner for A. */ /* */ /* *********************************************************************** */
#endif
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