fact: Definition matrix_ModuleSpace_mixin {m n} := ModuleSpace.Mixin (@matrix_Ring m) (@matrix_AbelianGroup T m n) Mmult Mmult_assoc Mmult_one_l Mmult_distr_l Mmult_distr_r.
imports: Coq(Reals Psatz ssreflect) Rcomplements Rbar Markov Iter Lub