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Cauchy.hpp

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#ifndef WNS_DISTRIBUTION_CAUCHY_HPP
#define WNS_DISTRIBUTION_CAUCHY_HPP

#include <WNS/distribution/Distribution.hpp>
#include <WNS/distribution/Uniform.hpp>

namespace wns { namespace distribution {

    typedef wns::rng::VariateGenerator< boost::cauchy_distribution<> > CauchyDist;

    /* Cauchy disributed random numbers */
    class Cauchy :
    public Distribution
    {
    public:
      explicit
      Cauchy(double median, double sigma,
         wns::rng::RNGen* rng = wns::simulator::getRNG());

      explicit
      Cauchy(const pyconfig::View& config);

      explicit
      Cauchy(wns::rng::RNGen* rng, const pyconfig::View& config);

      virtual
      ~Cauchy();

      virtual double
      operator()();

      virtual std::string
      paramString() const;

    private:
      double median_;
      double sigma_;

      CauchyDist dis_;

    };
  } // distribution
} // wns

#endif // WNS_DISTRIBUTION_CAUCHY_HPP

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