fact: Definition MD_decoding_alt := forall y x, f y = Some x -> dH y x = \min^ (sval c_not_empty) _(x' in C) dH y x'.
imports: mathcomp(all_ssreflect ssralg ssrnum fingroup finalg perm) mathcomp(zmodp matrix vector order) mathcomp(lra mathcomp_extra Rstruct reals) Reals ssrR realType_ext Reals_ext ssr_ext ssralg_ext f2 fdist proba channel_code channel binary_symmetric_channel hamming pproba