fact: Definition zero_one_rep n:= nat_of_list(iter n (fun l => ~~(head true l) :: l) [::true]).
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)