proposition: Lemma MultisetGt_morph : forall x1 x2 : Multiset, x1 =mul= x2 -> forall x3 x4 : Multiset, x3 =mul= x4 -> x1 >mul x3 -> x2 >mul x4.
proof: Proof. intros. apply (proj1 (MultisetGt_morph_equiv H H0)). hyp. Qed.
imports: Coq(Transitive_Closure Compare_dec Relations Permutation Setoid Morphisms Basics Lia) CoLoR(RelExtras MultisetTheory ListPermutation MultisetCore ListExtras AccUtil LogicUtil)