/usr/include/openturns/GammaFunctions.hxx is in libopenturns-dev 1.9-5.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | // -*- C++ -*-
/**
* @brief Efficient implementation of the computation of the incomplete
* regularized gamma function and related functions
*
* Copyright 2005-2017 Airbus-EDF-IMACS-Phimeca
*
* 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 3 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
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef OPENTURNS_GAMMAFUNCTIONS_HXX
#define OPENTURNS_GAMMAFUNCTIONS_HXX
#include "openturns/OTprivate.hxx"
BEGIN_NAMESPACE_OPENTURNS
namespace GammaFunctions
{
Scalar IncompleteGamma(const Scalar a,
const Scalar x,
const Bool tail = false);
Scalar IncompleteGammaInverse(const Scalar a,
const Scalar x,
const Bool tail = false);
Scalar RegularizedIncompleteGamma(const Scalar a,
const Scalar x,
const Bool tail = false);
Scalar RegularizedIncompleteGammaInverse(const Scalar a,
const Scalar x,
const Bool tail = false);
} // GammaFunctions
END_NAMESPACE_OPENTURNS
#endif /* OPENTURNS_GAMMAFUNCTIONS_HXX */
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