Documentation for routine
is-prime assembled from the following types:
multi sub is-prime (Int --> Bool)multi method is-prime (Int: --> Bool)
True if this
Int is known to be a prime, or is likely to be a prime based on a probabilistic Miller-Rabin test.
False if this
Int is known not to be a prime.
say 2.is-prime; # OUTPUT: «True␤»say is-prime(9); # OUTPUT: «False␤»