fact: Definition ax_inj_map := forall (n m : nat) (u : 'I_m -> 'I_n) (d : {fdist 'I_m}) (g : 'I_n -> T), injective u -> <&>_d (g \o u) = <&>_(fdistmap u d) g.
imports: HB(structures) mathcomp(all_ssreflect ssralg ssrnum fingroup perm matrix) mathcomp(mathcomp_extra boolp classical_sets) Reals mathcomp(Rstruct reals) ssrR Reals_ext realType_ext Ranalysis_ext ssr_ext ssralg_ext fdist jfdist_cond fsdist convex