fact: Definition Dijkstra_prop2 := forall a b, coprime a b -> exists n m p, [/\ n + m = 2^p, a = s n & b = s m].
imports: mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat) mathcomp(seq choice fintype order bigop ssralg) mathcomp(div ssrnum ssrint rat prime path binomial) mathcomp(tuple finset) gaia(fibm)