proposition: Lemma to_alg_creal0 : (to_alg_creal 0 == 0)%CR.
proof: Proof. by apply: eq_crealP; exists m0=> * /=; rewrite subrr normr0. Qed.
imports: HB(structures) mathcomp.ssreflect.ssreflect mathcomp(ssrfun ssrbool eqtype ssrnat seq choice fintype) mathcomp(bigop order ssralg ssrnum ssrint rat poly polydiv polyorder) mathcomp(perm matrix mxpoly polyXY binomial generic_quotient) mathcomp(cauchyreals separable zmodp bigenough)