exponential.hpp

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/*
 * Copyright 2008,2009,2010,2011,2012 Stephan Ossowski, Korbinian Schneeberger,
 * Felix Ott, Joerg Hagmann, Alf Scotland, Sebastian Bender
 * 
 * This file is part of SHORE.
 * 
 * SHORE is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * SHORE 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with SHORE.  If not, see <http://www.gnu.org/licenses/>.
 */


#ifndef SHORE_STATISTICS_EXPONENTIAL_HPP__
#define SHORE_STATISTICS_EXPONENTIAL_HPP__

#include <cstddef>

namespace shore {

class exponential
{
 private:

        double m_mean;

 public:

        exponential(const double mean);

        double pdf(const double x) const;

        double cdf(const double x) const;

        double cdf_P(const double x) const;

        double cdf_Q(const double x) const;
};

} // namespace

#endif // SHORE_STATISTICS_EXPONENTIAL_HPP__