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// Objective.h -*- 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_Objective_h)
#define octave_Objective_h 1
#include "dColVector.h"
extern "C++" {
#ifndef Vector
#define Vector ColumnVector
#endif
typedef double (*objective_fcn) (const Vector&);
typedef Vector (*gradient_fcn) (const Vector&);
class Objective
{
public:
Objective (void);
Objective (const objective_fcn);
Objective (const objective_fcn, const gradient_fcn);
Objective (const Objective& a);
Objective& operator = (const Objective& a);
objective_fcn objective_function (void) const;
Objective& set_objective_function (const objective_fcn);
gradient_fcn gradient_function (void) const;
Objective& set_gradient_function (const gradient_fcn);
private:
objective_fcn phi;
gradient_fcn grad;
};
} // extern "C++"
#endif
/*
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*/
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