/usr/include/CLHEP/GenericFunctions/ConstPlusFunction.hh is in libclhep-dev 2.1.4.1+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 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 52 53 54 55 56 57 | // -*- C++ -*-
// $Id: ConstPlusFunction.hh,v 1.2 2003/09/06 14:04:13 boudreau Exp $
//--------------------------ConstPlusFunction-------------------------------//
//                                                                          //
// ConstPlusFunction, result of adding a function and a constant            //
// Joe Boudreau, Petar Maksimovic, November 1999                            //
//                                                                          //
//--------------------------------------------------------------------------//
#ifndef ConstPlusFunction_h
#define ConstPlusFunction_h 1
#include "CLHEP/GenericFunctions/AbsFunction.hh"
namespace Genfun {
  /**
   * @author
   * @ingroup genfun
   */
  class ConstPlusFunction : public AbsFunction  {
    FUNCTION_OBJECT_DEF(ConstPlusFunction)
  
      public:
  
    // Constructor
    ConstPlusFunction(double constant, const AbsFunction *arg);
  
    // Copy constructor
    ConstPlusFunction(const ConstPlusFunction &right);
    // Destructor
    virtual ~ConstPlusFunction();
  
    // Retreive function value
    virtual double operator ()(double argument) const;
    virtual double operator ()(const Argument & a) const;
    // Dimensionality 
    virtual unsigned int dimensionality() const;
    // Derivative.  
    Derivative partial (unsigned int) const;
    // Does this function have an analytic derivative?
    virtual bool hasAnalyticDerivative() const {return true;}
  private:
    // It is illegal to assign a ConstPlusFunction
    const ConstPlusFunction & operator=(const ConstPlusFunction &right);
    double             _constant;
    const AbsFunction *_arg;
  };
} // namespace Genfun
#endif
 |