ASin.hh

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// -*- C++ -*-
// $Id: ASin.hh,v 1.2 2003/09/06 14:04:13 boudreau Exp $
//---------------------ASin-------------------------------------------------//
//                                                                          //
// Class ASin                                                               //
// Joe Boudreau, Petar Maksimovic, November 1999                            //
//                                                                          //
//--------------------------------------------------------------------------//
#ifndef ASin_h
#define ASin_h 1
#include "CLHEP/GenericFunctions/AbsFunction.hh"
namespace Genfun {
  class ASin : public AbsFunction  {
 
    FUNCTION_OBJECT_DEF(ASin)
 
      public:
 
    // Constructor
    ASin();
 
    // Destructor
    virtual ~ASin();
  
    // Copy constructor
    ASin(const ASin &right);
  
    // Retreive function value
    virtual double operator ()(double argument) const override;
    virtual double operator ()(const Argument & a) const override {return operator() (a[0]);}
 
    // Derivative.  
    Derivative partial (unsigned int) const override;
 
    // Does this function have an analytic derivative?
    virtual bool hasAnalyticDerivative() const override {return true;}
  
  
  private:
 
    // It is illegal to assign a ASin
    const ASin & operator=(const ASin &right);
 
  };
} // end namespace Genfun
 
#endif