fact: Record fpmod := FPmod { nbrel : nat; nbgen : nat; pres : 'M[R]_(nbrel, nbgen) }.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat div seq path) mathcomp(ssralg fintype perm choice matrix bigop zmodp mxalgebra poly) ssrcomplements stronglydiscrete coherent edr