sparse_linear_algebra_double.h

/* Copyright (C) 2003-2022  Martin Förg
 
 * This library 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 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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 for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Contact:
 *   martin.o.foerg@googlemail.com
 *
 */
 
#ifndef sparse_linear_algebra_double_h
#define sparse_linear_algebra_double_h
 
#include "vector.h"
 
namespace fmatvec {
 
  FMATVEC_EXPORT Vector<Ref, double> slvLU(const Matrix<SymmetricSparse, Ref, Ref, double> &A, const Vector<Ref, double> &x);
 
  FMATVEC_EXPORT Matrix<General, Ref, Ref, double> slvLU(const Matrix<SymmetricSparse, Ref, Ref, double> &A, const Matrix<General, Ref, Ref, double> &X);
 
  FMATVEC_EXPORT int eigvec(const Matrix<SymmetricSparse, Ref, Ref, double> &A, const Matrix<SymmetricSparse, Ref, Ref, double> &M, int nev, double sigma, Matrix<General, Ref, Ref, double> &eigenvectors, Vector<Ref, double> &eigenvalues, double tol_=0);
}
 
#endif