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/*
Copyright (C) 1996 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#if !defined (octave_SCHUR_h)
#define octave_SCHUR_h 1
#if defined (__GNUG__)
#pragma interface
#endif
class ostream;
#include <string>
#include "dMatrix.h"
class
SCHUR
{
public:
SCHUR (void)
: schur_mat (), unitary_mat () { }
SCHUR (const Matrix& a, const string& ord)
: schur_mat (), unitary_mat ()
{
init (a, ord);
}
SCHUR (const Matrix& a, const string& ord, int& info)
: schur_mat (), unitary_mat ()
{
info = init (a, ord);
}
SCHUR (const SCHUR& a)
: schur_mat (a.schur_mat), unitary_mat (a.unitary_mat) { }
SCHUR& operator = (const SCHUR& a)
{
if (this != &a)
{
schur_mat = a.schur_mat;
unitary_mat = a.unitary_mat;
}
return *this;
}
~SCHUR (void) { }
Matrix schur_matrix (void) const { return schur_mat; }
Matrix unitary_matrix (void) const { return unitary_mat; }
friend ostream& operator << (ostream& os, const SCHUR& a);
typedef int (*select_function) (const double&, const double&);
private:
Matrix schur_mat;
Matrix unitary_mat;
select_function selector;
int init (const Matrix& a, const string& ord);
};
#endif
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/
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