fact: Definition fdist_binary_supp1 := enum_val (cast_ord (esym Hd) (lift ord0 ord0)).
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