https://gmplib.org/list-archives/gmp-discuss/2012-July/005100.html
mpz_probab_prime_p probability?
mpzprimeprobability
https://research.ibm.com/publications/optimal-switching-on-and-off-the-entire-service-capacity-of-a-parallel-queue
Optimal switching on and off the entire service capacity of a parallel Queue for Probab. Eng. Inf....
Optimal switching on and off the entire service capacity of a parallel Queue for Probab. Eng. Inf. Sci. by Eugene A. Feinberg et al.