(* Basic_1: was only: nf2_csort_lref *)
lemma cnr_lref_atom (h) (b) (G) (L):
- āi. ā©*[b,šāØiā©] L ā ā ā āŖG,Lā« ā¢ ā”[h] šāŖ#iā«.
+ āi. ā©*[b,šāØiā©] L ā ā ā āŖG,Lā« ā¢ ā”š[h,0] #i.
#h #b #G #L #i #Hi #X #H
elim (cpr_inv_lref1_drops ā¦ H) -H // * #K #V1 #V2 #HLK
lapply (drops_gen b ā¦ HLK) -HLK #HLK
(* Basic_1: was: nf2_lref_abst *)
lemma cnr_lref_abst (h) (G) (L):
- āK,V,i. ā©[i] L ā K.āV ā āŖG,Lā« ā¢ ā”[h] šāŖ#iā«.
+ āK,V,i. ā©[i] L ā K.āV ā āŖG,Lā« ā¢ ā”š[h,0] #i.
#h #G #L #K #V #i #HLK #X #H
elim (cpr_inv_lref1_drops ā¦ H) -H // *
#K0 #V1 #V2 #HLK0 #_ #_
qed.
lemma cnr_lref_unit (h) (I) (G) (L):
- āK,i. ā©[i] L ā K.ā¤[I] ā āŖG,Lā« ā¢ ā”[h] šāŖ#iā«.
+ āK,i. ā©[i] L ā K.ā¤[I] ā āŖG,Lā« ā¢ ā”š[h,0] #i.
#h #I #G #L #K #i #HLK #X #H
elim (cpr_inv_lref1_drops ā¦ H) -H // *
#K0 #V1 #V2 #HLK0 #_ #_
(* Basic_1: was: nf2_lift *)
(* Basic_2A1: uses: cnr_lift *)
-lemma cnr_lifts (h) (G): d_liftable1 ā¦ (cnr h G).
+lemma cnr_lifts (h) (G): d_liftable1 ā¦ (cnr h 0 G).
#h #G #K #T #HT #b #f #L #HLK #U #HTU #U0 #H
elim (cpm_inv_lifts_sn ā¦ H ā¦ HLK ā¦ HTU) -b -L #T0 #HTU0 #HT0
lapply (HT ā¦ HT0) -G -K #H destruct /2 width=4 by lifts_mono/
(* Basic_2A1: was: cnr_inv_delta *)
lemma cnr_inv_lref_abbr (h) (G) (L):
- āK,V,i. ā©[i] L ā K.āV ā āŖG,Lā« ā¢ ā”[h] šāŖ#iā« ā ā„.
+ āK,V,i. ā©[i] L ā K.āV ā āŖG,Lā« ā¢ ā”š[h,0] #i ā ā„.
#h #G #L #K #V #i #HLK #H
elim (lifts_total V šāØāiā©) #W #HVW
lapply (H W ?) -H [ /3 width=6 by cpm_delta_drops/ ] -HLK #H destruct
(* Note: this was missing in Basic_1 *)
(* Basic_2A1: uses: cnr_inv_lift *)
-lemma cnr_inv_lifts (h) (G): d_deliftable1 ā¦ (cnr h G).
+lemma cnr_inv_lifts (h) (G): d_deliftable1 ā¦ (cnr h 0 G).
#h #G #L #U #HU #b #f #K #HLK #T #HTU #T0 #H
elim (cpm_lifts_sn ā¦ H ā¦ HLK ā¦ HTU) -b -K #U0 #HTU0 #HU0
lapply (HU ā¦ HU0) -G -L #H destruct /2 width=4 by lifts_inj/