Code Explanation (MPICH)
- by user243680
#include "mpi.h"
#include <stdio.h>
#include <math.h>
double f(double a)
{
return (4.0 / (1.0 + a*a));
}
void main(int argc, char *argv[])
{
int done = 0, n, myid, numprocs,i;
double PI25DT = 3.141592653589793238462643;
double mypi, pi, h, sum, x;
double startwtime, endwtime;
int namelen;
char…
