/usr/include/trilinos/LOCA_PhaseTransition_AbstractGroup.H is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
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// $Source: /space/CVS/Trilinos/packages/nox/src-loca/src/LOCA_PhaseTransition_MooreSpence_AbstractGroup.H,v $
//@HEADER
// ************************************************************************
//
// NOX: An Object-Oriented Nonlinear Solver Package
// Copyright (2002) Sandia Corporation
//
// LOCA: Library of Continuation Algorithms Package
// Copyright (2005) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser 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
//
// Questions? Contact Roger Pawlowski (rppawlo@sandia.gov) or
// Eric Phipps (etphipp@sandia.gov), Sandia National Laboratories.
// ************************************************************************
// CVS Information
// $Source: /space/CVS/Trilinos/packages/nox/src-loca/src/LOCA_PhaseTransition_MooreSpence_AbstractGroup.H,v $
// $Author: etphipp $
// $Date: 2008/07/22 23:29:57 $
// $Revision: 1.7 $
// ************************************************************************
//@HEADER
#ifndef LOCA_PHASE_TRANSITION_ABSTRACTGROUP_H
#define LOCA_PHASE_TRANSITION_ABSTRACTGROUP_H
#include "LOCA_MultiContinuation_AbstractGroup.H" // base class
namespace LOCA {
//! Groups and vectors for turning point bifurcations
namespace PhaseTransition {
/*!
* \brief Interface to underlying groups for phase transition calculations
*/
/*!
* This abstract class provides the required interface for underlying
* groups to locate phase transitions using the bordering
* algorithm from the Salinger&Frink (2003) paper.
*
* This class is derived from the LOCA::MultiContinuation::AbstractGroup
* and declares a pure virtual method for computing the free energy.
*/
class AbstractGroup :
public virtual LOCA::MultiContinuation::AbstractGroup {
public:
//! Default constructor.
AbstractGroup() {}
//! Destructor
virtual ~AbstractGroup() {}
/*!
* @name Pure virtual methods
* These methods must be defined by any concrete implementation
*/
//@{
/*!
* \brief Computes the free energy at the current solution and parameter values
*/
virtual double computeFreeEnergy() = 0;
}; // class AbstractGroup
} // namespace PhaseTransition
} // namespace LOCA
#endif
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