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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// 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 2, 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, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// $Id: VariationalBorderOperatorAlphaUV.hpp,v 1.5 2006/07/20 19:08:54 delpinux Exp $
#ifndef VARIATIONAL_BORDER_OPERATOR_ALPHA_U_V_HPP
#define VARIATIONAL_BORDER_OPERATOR_ALPHA_U_V_HPP
#include <VariationalBilinearOperator.hpp>
#include <ScalarFunctionBase.hpp>
/**
* @file VariationalBorderOperatorAlphaUV.hpp
* @author Stephane Del Pino
* @date Thu Jul 20 12:01:07 2006
*
* @brief represents a term @f$ \int_\Gamma \alpha uv @f$
*
*/
class VariationalBorderOperatorAlphaUV
: public VariationalBilinearBorderOperator
{
private:
ConstReferenceCounting<ScalarFunctionBase>
__Alpha; /**< Mass term @f$\alpha@f$ */
public:
/**
* Access to @f$\alpha@f$
*
* @return *__Alpha
*/
const ScalarFunctionBase&
alpha() const
{
return *__Alpha;
}
/**
* Constructor of the @f$ \int \alpha u v @f$ term
*
* @param unknownNumber the number of the unknown
* @param testFunctionNumber the number of the test function
* @param alpha @f$ \alpha @f$
* @param border the border where to compute the integral
*/
VariationalBorderOperatorAlphaUV(const size_t& unknownNumber,
const size_t& testFunctionNumber,
ConstReferenceCounting<ScalarFunctionBase> alpha,
ConstReferenceCounting<Boundary> border)
: VariationalBilinearBorderOperator(VariationalBilinearBorderOperator::alphaUV,
unknownNumber, testFunctionNumber, border),
__Alpha(alpha)
{
;
}
/**
* Copy constructor
*
* @param V
*/
VariationalBorderOperatorAlphaUV(const VariationalBorderOperatorAlphaUV& V)
: VariationalBilinearBorderOperator(V),
__Alpha(V.__Alpha)
{
;
}
/**
* Destructor
*
*/
~VariationalBorderOperatorAlphaUV()
{
;
}
};
#endif // VARIATIONAL_BORDER_OPERATOR_ALPHA_U_V_HPP
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