-lemma cpxs_tdeq_fpbs_trans: ∀h,o,G1,L1,T1,T. ⦃G1, L1⦄ ⊢ T1 ⬈*[h] T →
- ∀T0. T ≛[h, o] T0 →
- â\88\80G2,L2,T2. â¦\83G1, L1, T0â¦\84 â\89¥[h, o] â¦\83G2, L2, T2â¦\84 â\86\92 â¦\83G1, L1, T1â¦\84 â\89¥[h, o] â¦\83G2, L2, T2â¦\84.
-/3 width=3 by cpxs_fpbs_trans, tdeq_fpbs_trans/ qed-.
+lemma cpxs_teqx_fpbs_trans: ∀h,G1,L1,T1,T. ❪G1,L1❫ ⊢ T1 ⬈*[h] T →
+ ∀T0. T ≛ T0 →
+ â\88\80G2,L2,T2. â\9dªG1,L1,T0â\9d« â\89¥[h] â\9dªG2,L2,T2â\9d« â\86\92 â\9dªG1,L1,T1â\9d« â\89¥[h] â\9dªG2,L2,T2â\9d«.
+/3 width=3 by cpxs_fpbs_trans, teqx_fpbs_trans/ qed-.