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/* $Header: /var/lib/cvs/dynare_cpp/sylv/cc/SchurDecomp.h,v 1.1.1.1 2004/06/04 13:00:44 kamenik Exp $ */
/* Tag $Name: $ */
#ifndef SCHUR_DECOMP_H
#define SCHUR_DECOMP_H
#include "SylvMatrix.h"
#include "QuasiTriangular.h"
class QuasiTriangular;
class SchurDecomp
{
bool q_destroy;
SqSylvMatrix *q;
bool t_destroy;
QuasiTriangular *t;
public:
SchurDecomp(const SqSylvMatrix &m);
SchurDecomp(const QuasiTriangular &tr);
SchurDecomp(QuasiTriangular &tr);
const SqSylvMatrix &
getQ() const
{
return *q;
}
const QuasiTriangular &
getT() const
{
return *t;
}
SqSylvMatrix &
getQ()
{
return *q;
}
QuasiTriangular &
getT()
{
return *t;
}
virtual int getDim() const;
virtual
~SchurDecomp();
};
class SchurDecompZero : public SchurDecomp
{
GeneralMatrix ru; /* right upper matrix */
public:
SchurDecompZero(const GeneralMatrix &m);
const GeneralMatrix &
getRU() const
{
return ru;
}
int getDim() const;
int
getZeroCols() const
{
return ru.numRows();
}
};
#endif /* SCHUR_DECOMP_H */
// Local Variables:
// mode:C++
// End:
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