proposition: Lemma exp_algcrealE x n : (exp_algcreal x n == x ^+ n)%CR.
proof: Proof. case: n=> // n; rewrite /exp_algcreal /exp_creal !iteropS. by elim: n=> //= n ->. 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)