RooNumber.h

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/*****************************************************************************
 * Project: RooFit                                                           *
 * Package: RooFitCore                                                       *
 *    File: $Id: RooNumber.h,v 1.7 2007/05/11 09:11:30 verkerke Exp $
 * Authors:                                                                  *
 *   WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu       *
 *   DK, David Kirkby,    UC Irvine,         dkirkby@uci.edu                 *
 *                                                                           *
 * Copyright (c) 2000-2005, Regents of the University of California          *
 *                          and Stanford University. All rights reserved.    *
 *                                                                           *
 * Redistribution and use in source and binary forms,                        *
 * with or without modification, are permitted according to the terms        *
 * listed in LICENSE (http://roofit.sourceforge.net/license.txt)             *
 *****************************************************************************/
#ifndef ROO_NUMBER
#define ROO_NUMBER
 
#include "Rtypes.h"
 
class RooNumber {
public:
 
  virtual ~RooNumber() {} ;
 
  static Double_t infinity() ;
  static Int_t isInfinite(Double_t x) ;
 
 private:
  static Double_t _Infinity ;
 
  ClassDef(RooNumber,0) // wrapper class for portable numerics
};
 
#endif