desolve.h
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// -*- mode:C++ ; compile-command: "g++ -I.. -g -c desolve.cc" -*-
/*
* Copyright (C) 2000,2014 B. Parisse, Institut Fourier, 38402 St Martin d'Heres
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GIAC_DESOLVE_H
#define _GIAC_DESOLVE_H
#include "first.h"
#include "gen.h"
#include "identificateur.h"
#ifndef NO_NAMESPACE_GIAC
namespace giac {
#endif // ndef NO_NAMESPACE_GIAC
// f must be a vector obtained using factors
// x, y are 2 idnt
// xfact and yfact should be initialized to 1
// return true if f=xfact*yfact where xfact depends on x and yfact on y only
bool separate_variables(const gen & f,const gen & x,const gen & y,gen & xfact,gen & yfact,GIAC_CONTEXT);
gen laplace(const gen & f,const gen & x,const gen & s,GIAC_CONTEXT);
gen _laplace(const gen & args,GIAC_CONTEXT);
extern const unary_function_ptr * const at_laplace ;
polynome cstcoeff(const polynome & p);
gen diffeq_constante(int i,GIAC_CONTEXT);
gen ilaplace(const gen & f,const gen & x,const gen & s,GIAC_CONTEXT);
gen _ilaplace(const gen & args,GIAC_CONTEXT);
extern const unary_function_ptr * const at_ilaplace ;
gen desolve(const gen & f,const gen & x,const gen & y,int & ordre,vecteur & parameters,GIAC_CONTEXT);
gen desolve_f(const gen & f_orig,const gen & x_orig,const gen & y_orig,int & ordre,vecteur & parameters,gen & f,int step_info,GIAC_CONTEXT);
gen _desolve(const gen & args,GIAC_CONTEXT);
extern const unary_function_ptr * const at_desolve ;
gen ztrans(const gen & f,const gen & x,const gen & s,GIAC_CONTEXT);
gen _ztrans(const gen & args,GIAC_CONTEXT);
gen invztrans(const gen & f,const gen & x,const gen & s,GIAC_CONTEXT);
gen _invztrans(const gen & args,GIAC_CONTEXT);
gen integrate_without_lnabs(const gen & e,const gen & x,GIAC_CONTEXT);
extern const unary_function_ptr * const at_Kronecker ;
gen _Kronecker(const gen & args,GIAC_CONTEXT);
#ifndef NO_NAMESPACE_GIAC
} // namespace giac
#endif // ndef NO_NAMESPACE_GIAC
#endif // _GIAC_DESOLVE_H