Source: src/include/ArichUtil.hh

#ifndef _ArichUtil_hh_
#define _ArichUtil_hh_

namespace Arich {
  inline float Rand() {return ((float) rand())/RAND_MAX;}
  int    RandPoisson(float xm  );
  float  RandGauss( float m, float s);
  double Algama(double x);
  double PoisLog(double mean, double n);
  void LogLikelihood(float x,float sig,float wt,int n, double *x0,
			double* stfs, float stfb,float a,double *plkh,double &sfot);
  float RandBackground(float max);
}
#endif