-lemma lleq_inv_bind: â\88\80a,I,L1,L2,V,T,d. L1 â\8b\95[ⓑ{a,I}V.T, d] L2 →
- L1 â\8b\95[V, d] L2 â\88§ L1.â\93\91{I}V â\8b\95[T, ⫯d] L2.ⓑ{I}V.
+lemma lleq_inv_bind: â\88\80a,I,L1,L2,V,T,d. L1 â\89¡[ⓑ{a,I}V.T, d] L2 →
+ L1 â\89¡[V, d] L2 â\88§ L1.â\93\91{I}V â\89¡[T, ⫯d] L2.ⓑ{I}V.