gpdsplittingfunctionspol_sl.h

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//
// APFEL++ 2017
//
// Author: Valerio Bertone: valerio.bertone@cern.ch
//
 
#pragma once
 
#include "apfel/expression.h"
 
namespace apfel
{
 
 
  class Pgpd0polns: public Expression
  {
  public:
    Pgpd0polns(double const& xi);
    double Regular(double const& y)  const;
    double Singular(double const& y) const;
    double Local(double const& y)    const;
    double LocalPP(double const& y)  const;
  };
 
  class Pgpd0polqq: public Expression
  {
  public:
    Pgpd0polqq(double const& xi);
    double Regular(double const& y)  const;
    double Singular(double const& y) const;
    double Local(double const& y)    const;
    double LocalPP(double const& y)  const;
  };
 
  class Pgpd0polqg: public Expression
  {
  public:
    Pgpd0polqg(int const& nf, double const& xi);
    double Regular(double const& y) const;
  private:
    int const _nf;
  };
 
  class Pgpd0polgq: public Expression
  {
  public:
    Pgpd0polgq(double const& xi);
    double Regular(double const& y) const;
  };
 
  class Pgpd0polgg: public Expression
  {
  public:
    Pgpd0polgg(int const& nf, double const& xi);
    double Regular(double const& y)  const;
    double Singular(double const& y) const;
    double Local(double const& y)    const;
    double LocalPP(double const& y)  const;
  private:
    int const _nf;
  };
}