(* Advanced properties ******************************************************)
-lemma cnx_teqx_trans: â\88\80h,G,L,T1. â¦\83G,Lâ¦\84 â\8a¢ â¬\88[h] ð\9d\90\8dâ¦\83T1â¦\84 →
- â\88\80T2. T1 â\89\9b T2 â\86\92 â¦\83G,Lâ¦\84 â\8a¢ â¬\88[h] ð\9d\90\8dâ¦\83T2â¦\84.
+lemma cnx_teqx_trans: â\88\80h,G,L,T1. â\9dªG,Lâ\9d« â\8a¢ â¬\88[h] ð\9d\90\8dâ\9dªT1â\9d« →
+ â\88\80T2. T1 â\89\9b T2 â\86\92 â\9dªG,Lâ\9d« â\8a¢ â¬\88[h] ð\9d\90\8dâ\9dªT2â\9d«.
#h #G #L #T1 #HT1 #T2 #HT12 #T #HT2
elim (teqx_cpx_trans … HT12 … HT2) -HT2 #T0 #HT10 #HT0
lapply (HT1 … HT10) -HT1 -HT10 /2 width=5 by teqx_repl/ (**) (* full auto fails *)