Alexandria  2.27.0
SDC-CH common library for the Euclid project
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function_tools.h
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1 /*
2  * Copyright (C) 2012-2021 Euclid Science Ground Segment
3  *
4  * This library is free software; you can redistribute it and/or modify it under
5  * the terms of the GNU Lesser General Public License as published by the Free
6  * Software Foundation; either version 3.0 of the License, or (at your option)
7  * any later version.
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9  * This library is distributed in the hope that it will be useful, but WITHOUT
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11  * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12  * details.
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14  * You should have received a copy of the GNU Lesser General Public License
15  * along with this library; if not, write to the Free Software Foundation, Inc.,
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18 
25 #ifndef MATHUTILS_FUNCTION_TOOLS_H
26 #define MATHUTILS_FUNCTION_TOOLS_H
27 
28 #include "ElementsKernel/Export.h"
29 
31 
32 namespace Euclid {
33 namespace MathUtils {
34 
45 
46 public:
48  virtual ~NumericalIntegrationScheme() = default;
49 
56  virtual double operator()(const Function& function, double min, double max) = 0;
57 };
58 
73 ELEMENTS_API double integrate(const Function& function, const double min, const double max,
74  std::unique_ptr<NumericalIntegrationScheme> numericalIntegrationScheme = nullptr);
75 
85 
86 } // namespace MathUtils
87 } // end of namespace Euclid
88 
89 #endif /* MATHUTILS_FUNCTION_TOOLS_H */
ELEMENTS_API std::unique_ptr< Function > multiply(const Function &f1, const Function &f2)
virtual ~NumericalIntegrationScheme()=default
Default destructor.
virtual double operator()(const Function &function, double min, double max)=0
Interface class representing a function with an arbitrary number of parameters.
Definition: Function.h:104
Interface class representing a numerical integration scheme.
#define ELEMENTS_API
ELEMENTS_API double integrate(const Function &function, const double min, const double max, std::unique_ptr< NumericalIntegrationScheme > numericalIntegrationScheme=nullptr)
STL class.