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/*
Copyright (C) 1996, 1997 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, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#if !defined (octave_DET_h)
#define octave_DET_h 1
#if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION)
#pragma interface
#endif
#include <iostream>
class
DET
{
friend class Matrix;
public:
DET (void) { }
DET (const DET& a)
{
det[0] = a.det[0];
det[1] = a.det[1];
}
DET& operator = (const DET& a)
{
if (this != &a)
{
det[0] = a.det[0];
det[1] = a.det[1];
}
return *this;
}
int value_will_overflow (void) const;
int value_will_underflow (void) const;
double coefficient (void) const;
int exponent (void) const;
double value (void) const;
friend std::ostream& operator << (std::ostream& os, const DET& a);
private:
DET (const double *d)
{
det[0] = d[0];
det[1] = d[1];
}
double det [2];
};
#endif
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/
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