-lemma lfdneq_inv_bind: â\88\80h,o,p,I,L1,L2,V,T. (L1 â\89¡[h, o, ⓑ{p,I}V.T] L2 → ⊥) →
- (L1 â\89¡[h, o, V] L2 â\86\92 â\8a¥) â\88¨ (L1.â\93\91{I}V â\89¡[h, o, T] L2.ⓑ{I}V → ⊥).
+lemma lfdneq_inv_bind: â\88\80h,o,p,I,L1,L2,V,T. (L1 â\89\9b[h, o, ⓑ{p,I}V.T] L2 → ⊥) →
+ (L1 â\89\9b[h, o, V] L2 â\86\92 â\8a¥) â\88¨ (L1.â\93\91{I}V â\89\9b[h, o, T] L2.ⓑ{I}V → ⊥).