---

probability/SPoissonDist.h

Go to the documentation of this file.

/* #start# ***********************************************************

           Scheduling Simulator
        Lehrstuhl f"ur Effiziente Algorithmen
           Technische Universit"at M"unchen

 File    : $Id: SPoissonDist.h,v 1.1 2003/03/12 17:12:38 taeubig Exp $

 Purpose : 

 * #end# ************************************************************* */

#ifndef SPOISSONDIST_H
#define SPOISSONDIST_H

#include "SProbabilityDist.h"

class SPoissonDist : public SProbabilityDist  {
public: 
  SPoissonDist(){
    _p = 0;
  }

  SPoissonDist(double mean) :
    _p(mean)
  {};

  SPoissonDist(const SPoissonDist& rU)
    { _p = rU._p;}

  virtual double getValue();

  virtual double getExpectation() const{
    return 1/_p;
  }

  virtual Type getType() const
    { return POISSON; }
;
  double getLambda() const { return _p; };

protected:
  double _p;
};

#endif

---