proposition: Lemma permCT_colpartn : permCT (colpartn n) = 1%g.
proof: Proof. by rewrite CTpartn_colpartn permCT_colpartn_card. Qed.
imports: mathcomp.ssreflect.ssreflect mathcomp(ssrfun ssrbool eqtype ssrnat seq choice fintype) mathcomp(tuple finfun finset path bigop) mathcomp(fingroup perm action) mathcomp(ssralg matrix mxalgebra algC classfun) partition tools sorted permcomp fibered_set cycles