(* Properties with reflexive and transitive closure *************************)
(* Basic_2A1: was: d_liftable_LTC *)
-lemma d2_liftable_sn_LTC: ∀R. d_liftable2_sn R → d_liftable2_sn (LTC … R).
-#R #HR #K #T1 #T2 #H elim H -T2
+lemma d2_liftable_sn_CTC: ∀C,S,R. d_liftable2_sn C S R → d_liftable2_sn C S (CTC … R).
+#C #S #R #HR #K #T1 #T2 #H elim H -T2
[ #T2 #HT12 #b #f #L #HLK #U1 #HTU1
elim (HR … HT12 … HLK … HTU1) /3 width=3 by inj, ex2_intro/
| #T #T2 #_ #HT2 #IHT1 #b #f #L #HLK #U1 #HTU1
qed-.
(* Basic_2A1: was: d_deliftable_sn_LTC *)
-lemma d2_deliftable_sn_LTC: ∀R. d_deliftable2_sn R → d_deliftable2_sn (LTC … R).
-#R #HR #L #U1 #U2 #H elim H -U2
+lemma d2_deliftable_sn_CTC: ∀C,S,R. d_deliftable2_sn C S R → d_deliftable2_sn C S (CTC … R).
+#C #S #R #HR #L #U1 #U2 #H elim H -U2
[ #U2 #HU12 #b #f #K #HLK #T1 #HTU1
elim (HR … HU12 … HLK … HTU1) -HR -L -U1 /3 width=3 by inj, ex2_intro/
| #U #U2 #_ #HU2 #IHU1 #b #f #K #HLK #T1 #HTU1
]
qed-.
-lemma co_dropable_sn_TC: ∀R. co_dropable_sn R → co_dropable_sn (LTC … R).
+lemma co_dropable_sn_TC: ∀R. co_dropable_sn R → co_dropable_sn (CTC … R).
#R #HR #b #f #L1 #K1 #HLK1 #Hf #f2 #L2 #H elim H -L2
[ #L2 #HL12 #f1 #H elim (HR … HLK1 … Hf … HL12 … H) -HR -Hf -f2 -L1
/3 width=3 by inj, ex2_intro/
qed-.
(* Basic_2A1: was: d_liftable_llstar *)
-lemma d2_liftable_sn_llstar: ∀R. d_liftable2_sn R → ∀d. d_liftable2_sn (llstar … R d).
-#R #HR #d #K #T1 #T2 #H @(lstar_ind_r … d T2 H) -d -T2
+lemma d2_liftable_sn_llstar: ∀C,S,R. d_liftable2_sn C S R → ∀d. d_liftable2_sn C S (llstar … R d).
+#C #S #R #HR #d #K #T1 #T2 #H @(lstar_ind_r … d T2 H) -d -T2
[ #b #f #L #_ #U1 #HTU1 -HR -b -K /2 width=3 by ex2_intro/
| #l #T #T2 #_ #HT2 #IHT1 #b #f #L #HLK #U1 #HTU1
elim (IHT1 … HLK … HTU1) -T1 #U #HTU #HU1
qed-.
(* Basic_2A1: was: d_deliftable_sn_llstar *)
-lemma d2_deliftable_sn_llstar: ∀R. d_deliftable2_sn R →
- ∀d. d_deliftable2_sn (llstar … R d).
-#R #HR #l #L #U1 #U2 #H @(lstar_ind_r … l U2 H) -l -U2
+lemma d2_deliftable_sn_llstar: ∀C,S,R. d_deliftable2_sn C S R →
+ ∀d. d_deliftable2_sn C S (llstar … R d).
+#C #S #R #HR #l #L #U1 #U2 #H @(lstar_ind_r … l U2 H) -l -U2
[ /2 width=3 by lstar_O, ex2_intro/
| #l #U #U2 #_ #HU2 #IHU1 #b #f #K #HLK #T1 #HTU1
elim (IHU1 … HLK … HTU1) -IHU1 -U1 #T #HTU #HT1
]
qed-.
-lemma co_dropable_dx_TC: ∀R. co_dropable_dx R → co_dropable_dx (LTC … R).
+lemma co_dropable_dx_TC: ∀R. co_dropable_dx R → co_dropable_dx (CTC … R).
#R #HR #f2 #L1 #L2 #H elim H -L2
[ #L2 #HL12 #b #f #K2 #HLK2 #Hf #f1 #Hf2 elim (HR … HL12 … HLK2 … Hf … Hf2) -HR -Hf -f2 -L2
/3 width=3 by inj, ex2_intro/
]
qed-.
-lemma co_dedropable_sn_TC: ∀R. co_dedropable_sn R → co_dedropable_sn (LTC … R).
+lemma co_dedropable_sn_TC: ∀R. co_dedropable_sn R → co_dedropable_sn (CTC … R).
#R #HR #b #f #L1 #K1 #HLK1 #f1 #K2 #H elim H -K2
[ #K2 #HK12 #f2 #Hf elim (HR … HLK1 … HK12 … Hf) -HR -f1 -K1
/3 width=4 by inj, ex3_intro/