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dbleSCHUR.h
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1996-10-12
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106 lines
// -*- C++ -*-
/*
Copyright (C) 1992, 1993, 1994, 1995 John W. Eaton
This file is part of Octave.
Octave 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, or (at your option) any
later version.
Octave 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 Octave; see the file COPYING. If not, write to the Free
Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined (octave_SCHUR_h)
#define octave_SCHUR_h 1
class ostream;
#include "dMatrix.h"
extern "C++" {
class SCHUR
{
friend class Matrix;
public:
SCHUR (void) {}
SCHUR (const Matrix& a, const char *ord);
SCHUR (const Matrix& a, const char *ord, int& info);
SCHUR (const SCHUR& a, const char *ord);
SCHUR& operator = (const SCHUR& a);
Matrix schur_matrix (void) const;
Matrix unitary_matrix (void) const;
friend ostream& operator << (ostream& os, const SCHUR& a);
private:
int init (const Matrix& a, const char *ord);
Matrix schur_mat;
Matrix unitary_mat;
};
inline SCHUR::SCHUR (const Matrix& a, const char *ord)
{
init (a, ord);
}
inline SCHUR::SCHUR (const Matrix& a, const char *ord, int& info)
{
info = init (a, ord);
}
inline SCHUR::SCHUR (const SCHUR& a, const char *ord)
{
schur_mat = a.schur_mat;
unitary_mat = a.unitary_mat;
}
inline SCHUR&
SCHUR::operator = (const SCHUR& a)
{
schur_mat = a.schur_mat;
unitary_mat = a.unitary_mat;
return *this;
}
inline Matrix SCHUR::schur_matrix (void) const
{
return schur_mat;
}
inline Matrix SCHUR::unitary_matrix (void) const
{
return unitary_mat;
}
} // extern "C++"
#endif
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; page-delimiter: "^/\\*" ***
;;; End: ***
*/