proposition: Lemma complex_root_conj_polyR (p : {poly R}) (z : C) : root (toC p) z = root (toC p) z^*.
proof: Proof. by rewrite -complex_root_conj /= -map_poly_comp_id0 ?real_complex_conjc ?conjc0. Qed.
imports: mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq path choice fintype order) mathcomp(prime div bigop ssralg poly polydiv polyorder ssrnum zmodp) mathcomp(polyrcf qe_rcf_th complex)