00001 /* 00002 * This file is part of ACADO Toolkit. 00003 * 00004 * ACADO Toolkit -- A Toolkit for Automatic Control and Dynamic Optimization. 00005 * Copyright (C) 2008-2014 by Boris Houska, Hans Joachim Ferreau, 00006 * Milan Vukov, Rien Quirynen, KU Leuven. 00007 * Developed within the Optimization in Engineering Center (OPTEC) 00008 * under supervision of Moritz Diehl. All rights reserved. 00009 * 00010 * ACADO Toolkit is free software; you can redistribute it and/or 00011 * modify it under the terms of the GNU Lesser General Public 00012 * License as published by the Free Software Foundation; either 00013 * version 3 of the License, or (at your option) any later version. 00014 * 00015 * ACADO Toolkit is distributed in the hope that it will be useful, 00016 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00018 * Lesser General Public License for more details. 00019 * 00020 * You should have received a copy of the GNU Lesser General Public 00021 * License along with ACADO Toolkit; if not, write to the Free Software 00022 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00023 * 00024 */ 00025 00026 00027 00035 #ifndef ACADO_TOOLKIT_LOGARITHM_HPP 00036 #define ACADO_TOOLKIT_LOGARITHM_HPP 00037 00038 00039 #include <acado/symbolic_operator/symbolic_operator_fwd.hpp> 00040 00041 00042 BEGIN_NAMESPACE_ACADO 00043 00044 00055 class Logarithm : public UnaryOperator{ 00056 00057 public: 00058 00060 Logarithm(); 00061 00063 Logarithm( Operator *_argument ); 00064 00066 Logarithm( const Logarithm &arg ); 00067 00069 ~Logarithm(); 00070 00072 Logarithm& operator=( const Logarithm &arg ); 00073 00074 00076 virtual returnValue evaluate( EvaluationBase *x ); 00077 00078 00079 00084 virtual Operator* substitute( int index , 00085 const Operator *sub ); 00086 00087 00091 virtual Operator* clone() const; 00092 00093 00101 virtual CurvatureType getCurvature( ); 00102 00103 00104 virtual returnValue initDerivative(); 00105 00106 00107 // 00108 // PROTECTED FUNCTIONS: 00109 // 00110 00111 protected: 00112 00113 }; 00114 00115 00116 CLOSE_NAMESPACE_ACADO 00117 00118 00119 00120 #endif