(* Basic_2A1: was: lprs_lpxs *)
(* Note: original proof uses lpr_fwd_lpx and monotonic_TC *)
-lemma lprs_fwd_lpxs (h) (G) : â\88\80L1,L2. â¦\83G,L1â¦\84 â\8a¢ â\9e¡*[h] L2 â\86\92 â¦\83G,L1â¦\84 ⊢ ⬈*[h] L2.
+lemma lprs_fwd_lpxs (h) (G) : â\88\80L1,L2. â\9dªG,L1â\9d« â\8a¢ â\9e¡*[h] L2 â\86\92 â\9dªG,L1â\9d« ⊢ ⬈*[h] L2.
/3 width=3 by cpms_fwd_cpxs, lex_co/ qed-.