(* Basic_1: was just: nf2_sn3 *)
(* Basic_2A1: was: csx_cpre *)
lemma cprre_total_csx (h) (G) (L):
- â\88\80T1. â\9dªG,Lâ\9d« â\8a¢ â¬\88*ð\9d\90\92 T1 â\86\92 â\88\83T2. â\9dªG,Lâ\9d« ⊢ T1 ➡*𝐍[h,0] T2.
+ â\88\80T1. â\9d¨G,Lâ\9d© â\8a¢ â¬\88*ð\9d\90\92 T1 â\86\92 â\88\83T2. â\9d¨G,Lâ\9d© ⊢ T1 ➡*𝐍[h,0] T2.
#h #G #L #T1 #H
@(csx_ind … H) -T1 #T1 #_ #IHT1
elim (cnr_dec_teqx h G L T1) [ /3 width=3 by ex_intro, cpmre_intro/ ] *