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guma_minimize.h

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/* LIBGUL - Geometry Utility Library
 * Copyright (C) 1998-1999 Norbert Irmer
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

 
#ifndef GUMA_MINIMIZE_H
#define GUMA_MINIMIZE_H

namespace guma {

/*-------------------------------------------------------------------------*//**
  Searches the minimum of a function, defined over an intervall.
  uses Golden Section search (a three point bracketing method),
  see "Numerical recipes in C",
  intervall:          ax  <   bx  <   cx,
  function values:  f(ax) > f(bx) < f(cx)                                     */
/*----------------------------------------------------------------------------*/
template< class T >
bool GoldenSectionSearch( T ax, T bx, T cx, T (*func)( T, void * ), void *fdat,
                          T tol, int max_iterations, T *xmin, T *fmin );


}

#endif

         

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