-lemma tdeq_inv_pair: â\88\80h,o,I1,I2,V1,V2,T1,T2. â\91¡{I1}V1.T1 â\89¡[h, o] ②{I2}V2.T2 →
- â\88§â\88§ I1 = I2 & V1 â\89¡[h, o] V2 & T1 â\89¡[h, o] T2.
+lemma tdeq_inv_pair: â\88\80h,o,I1,I2,V1,V2,T1,T2. â\91¡{I1}V1.T1 â\89\9b[h, o] ②{I2}V2.T2 →
+ â\88§â\88§ I1 = I2 & V1 â\89\9b[h, o] V2 & T1 â\89\9b[h, o] T2.