proposition: Lemma edist_inf_neqNy w : (edist_inf w != -oo)%E.
proof: Proof. by rewrite -lteNye (@lt_le_trans _ _ 0%E). Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg ssrint ssrnum finmap matrix) mathcomp(rat interval zmodp vector fieldext falgebra) mathcomp(mathcomp_extra boolp classical_sets functions) mathcomp(cardinality set_interval Rstruct) ereal reals signed topology prodnormedzmodule