proposition: Lemma maptrmx_sesqui : M^t theta = (-1) ^+ eps *: M.
proof: Proof. by rewrite trmx_sesqui map_mxZ rmorph_sign -map_mx_comp eq_map_mx_id. Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg fingroup zmodp poly ssrnum) mathcomp(matrix mxalgebra vector falgebra ssrnum algC algnum) mathcomp(fieldext) mathcomp(vector)