proposition: Lemma fdist_binaryE a a' : fdist_binary a a' = (if a' == a then (Prob.p p).~ else p : R).
proof: Proof. by rewrite /fdist_binary; unlock; rewrite ffunE. Qed.
imports: mathcomp(all_ssreflect ssralg fingroup perm matrix) mathcomp(all_algebra vector reals normedtype) mathcomp(mathcomp_extra boolp) mathcomp(Rstruct) ssrR logb realType_ext ssr_ext ssralg_ext bigop_ext