-lemma ffdeq_inv_gen: â\88\80h,o,G1,G2,L1,L2,T1,T2. â¦\83G1, L1, T1â¦\84 â\89¡[h, o] ⦃G2, L2, T2⦄ →
- â\88§â\88§ G1 = G2 & L1 â\89¡[h, o, T1] L2 & T1 = T2.
+lemma ffdeq_inv_gen: â\88\80h,o,G1,G2,L1,L2,T1,T2. â¦\83G1, L1, T1â¦\84 â\89\9b[h, o] ⦃G2, L2, T2⦄ →
+ â\88§â\88§ G1 = G2 & L1 â\89\9b[h, o, T1] L2 & T1 = T2.