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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- *//* * Main authors: * Vincent Barichard <Vincent.Barichard@univ-angers.fr> * * Copyright: * Vincent Barichard, 2012 * * This file is part of Gecode, the generic constraint * development environment: * http://www.gecode.org * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */
#ifndef GECODE_FLOAT_TRANSCENDENTAL_HH#define GECODE_FLOAT_TRANSCENDENTAL_HH
#include <gecode/float.hh>
/** * \namespace Gecode::Float::Transcendental * \brief %Transcendental propagators */
namespace Gecode { namespace Float { namespace Transcendental {
/** * \brief %Propagator for bounds consistent exp operator * * The types \a A and \a B give the types of the views. * * Requires \code #include <gecode/float/transcendental.hh> \endcode * \ingroup FuncFloatProp */ template<class A, class B> class Exp : public MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND> { protected: using MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND>::x0; using MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND>::x1;
/// Constructor for cloning \a p Exp(Space& home, Exp& p); /// Constructor for creation Exp(Home home, A x0, B x1); public: /// Create copy during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator for \f$e^{x_0} = x_1\f$ static ExecStatus post(Home home, A x0, B x1); };
/** * \brief %Propagator for bounds consistent pow operator * * The types \a A and \a B give the types of the views. * * Requires \code #include <gecode/float/transcendental.hh> \endcode * \ingroup FuncFloatProp */ template<class A, class B> class Pow : public MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND> { protected: using MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND>::x0; using MixBinaryPropagator<A,PC_FLOAT_BND,B,PC_FLOAT_BND>::x1; FloatNum base;
/// Constructor for cloning \a p Pow(Space& home, Pow& p); /// Constructor for creation Pow(Home home, FloatNum base, A x0, B x1); public: /// Create copy during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator for \f$\mathit{base}^{x_0} = x_1\f$ static ExecStatus post(Home home, FloatNum base, A x0, B x1); };
}}}
#include <gecode/float/transcendental/exp-log.hpp>
#endif
// STATISTICS: float-prop