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// ***********************************************************************
//
// Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
// Copyright (2003) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov)
//
// ***********************************************************************
// @HEADER
#ifndef SLAP_MATRIX_SYM_NONSINGULAR_SERIAL_H
#define SLAP_MATRIX_SYM_NONSINGULAR_SERIAL_H
#include "AbstractLinAlgPack_MatrixNonsingSerial.hpp"
#include "AbstractLinAlgPack_MatrixSymNonsing.hpp"
namespace AbstractLinAlgPack {
/** \brief Abstract base class for all serial polymorphic symmetrix nonsingular matrices that
* can be used to solve for linear systems relatively efficiently.
*
* The methods of this interface should not be called directly but instead through
* the \ref MatrixSymNonsingularSerial_funcs "provided nonmember functions".
*/
class MatrixSymNonsingSerial
: virtual public MatrixNonsingSerial
, virtual public AbstractLinAlgPack::MatrixSymNonsing // doxygen needs full name
{
public:
/** \brief . */
using MatrixSymNonsing::M_StMtInvMtM;
/** @name Level-3 */
//@{
/** \brief sym_gms_lhs = alpha * op(mwo) * inv(M) * op(mwo)'.
*
* The default implementation is based on the operation M_StInvMtM(...)
* assuming that this \c M is a symmetric matrix. For an efficient implementation
* (for this = L*L' for instance) the subclass may want to override this function.
*/
virtual void M_StMtInvMtM(
DMatrixSliceSym* sym_gms_lhs, value_type alpha
,const MatrixOpSerial& mwo, BLAS_Cpp::Transp mwo_trans
,EMatrixDummyArg
) const;
//@}
/** @name Overridden from MatrixSymNonsing */
//@{
void M_StMtInvMtM(
MatrixSymOp* sym_lhs, value_type alpha
,const MatrixOp& mwo, BLAS_Cpp::Transp mwo_trans
,EMatrixDummyArg
) const;
//@}
}; // end class MatrixSymNonsingSerial
/** \defgroup MatrixSymNonsingularSerial_funcs MatrixSymNonsingSerial nonmember inline functions.
*
* These nonmember functions allow operations to be called on \c MatrixSymNonsingSerial objects
* in similar manner to those in \c DenseLinAlgPack.
*/
//@{
inline
/// sym_gms_lhs = alpha * op(mwo) * inv(mswof) * op(mwo)'
void M_StMtInvMtM(
DMatrixSliceSym* sym_gms_lhs, value_type alpha
,const MatrixOpSerial& mwo, BLAS_Cpp::Transp mwo_trans
,const MatrixSymNonsingSerial& mswons
,MatrixSymNonsingSerial::EMatrixDummyArg mwo_rhs
)
{
mswons.M_StMtInvMtM(sym_gms_lhs,alpha,mwo,mwo_trans,mwo_rhs);
}
//@}
} // end namespace AbstractLinAlgPack
#endif // SLAP_MATRIX_SYM_NONSINGULAR_SERIAL_H
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