?? rv.cpp
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// // This file contains programs for generating random numbers with// uniform distributions and exponential distributions.//#include <math.h>double Seed = 1111.0;/*******************************************//* returns a uniform (0,1) random variable *//*******************************************/double uni_rv() { double k = 16807.0; double m = 2.147483647e9; double rv; Seed=fmod((k*Seed),m); rv=Seed/m; return(rv);}/*******************************//* given arrival rate lambda *//* returns an exponential r.v. */ /*******************************/double exp_rv(double lambda){ double exp; exp = ((-1) / lambda) * log(uni_rv()); return(exp);}
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