lcgrand.h

If you learned the Queueing theorem, You certainly remember the basic model, M/M/1. This is the sour

/* The following 3 declarations are for use of the random-number generator
   lcgrand and the associated functions lcgrandst and lcgrandgt for seed
   management.  This file (named lcgrand.h) should be included in any program
   using these functions by executing
       #include "lcgrand.h"
   before referencing the functions. */

float lcgrand(int stream);
void  lcgrandst(long zset, int stream);
long  lcgrandgt(int stream);