proposition: Lemma char_GFqm : q \in [char GF].
proof: Proof. exact (proj1 (proj2_sig (@PrimePowerField q m primeq isT))). Qed.
imports: mathcomp(all_ssreflect ssralg fingroup finalg perm zmodp) mathcomp(matrix mxalgebra vector) ssr_ext f2 mathcomp(finfield)