Computed pi(1e10) in 20 intervals, worked good . The results of computing pi:(1e10) w/ 20 intervals:expect 1e10  455,052,511mcdonnejj@t8710:~$ bc -q <<< "26355867+24491667+23878994+23495759+23221084+23006166+22829796+22682479+22552511+22439900+22340297+22250848+22166100+22092884+22022260+21957042+21840768+21788597+21740719+21898773"455052511 !!!CORRECT ##Sum of 20 interval counts (w/ 20 cores) is good.