31 August 2018 10:44:45 PM INTERVALS - Master process: C version An MPI example program, A quadrature over an interval is done by assigning subintervals to processes. The number of processes is 4 Process 0 is active! Process 1 is active! Process 2 is active! INTERVALS - Master process: Subintervals have been assigned. INTERVALS - Master process: Estimate for PI is 3.141594 Error is 0.000001 Process 3 is active! Elapsed wall clock seconds = 0.000128 INTERVALS - Master process: Normal end of execution. 31 August 2018 10:44:45 PM