(* *)
(**************************************************************************)
-include "basic_2/rt_computation/cpxs_theq_vector.ma".
-include "basic_2/rt_computation/csx_simple_theq.ma".
+include "basic_2/rt_computation/cpxs_teqo_vector.ma".
+include "basic_2/rt_computation/csx_simple_teqo.ma".
include "basic_2/rt_computation/csx_lsubr.ma".
-include "basic_2/rt_computation/csx_lfpx.ma".
+include "basic_2/rt_computation/csx_lpx.ma".
include "basic_2/rt_computation/csx_vector.ma".
-(* STRONGLY NORMALIZING TERM VECTORS FOR UNCOUNTED PARALLEL RT-TRANSITION ***)
+(* STRONGLY NORMALIZING TERM VECTORS FOR UNBOUND PARALLEL RT-TRANSITION *****)
(* Advanced properties ************************************* ****************)
(* Basic_1: was just: sn3_appls_beta *)
-lemma csx_applv_beta: ∀h,o,p,G,L,Vs,V,W,T. ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.ⓓ{p}ⓝW.V.T⦄ →
- ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.ⓐV.ⓛ{p}W.T⦄.
-#h #o #p #G #L #Vs elim Vs -Vs /2 width=1 by csx_appl_beta/
+lemma csx_applv_beta (h) (G) (L):
+ ∀p,Vs,V,W,T. ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.ⓓ[p]ⓝW.V.T →
+ ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.ⓐV.ⓛ[p]W.T.
+#h #G #L #p #Vs elim Vs -Vs /2 width=1 by csx_appl_beta/
#V0 #Vs #IHV #V #W #T #H1T
lapply (csx_fwd_pair_sn … H1T) #HV0
lapply (csx_fwd_flat_dx … H1T) #H2T
-@csx_appl_simple_theq /2 width=1 by applv_simple, simple_flat/ -IHV -HV0 -H2T
+@csx_appl_simple_teqo /2 width=1 by applv_simple, simple_flat/ -IHV -HV0 -H2T
#X #H #H0
-elim (cpxs_fwd_beta_vector … o … H) -H #H
+elim (cpxs_fwd_beta_vector … H) -H #H
[ -H1T elim H0 -H0 //
| -H0 /3 width=5 by csx_cpxs_trans, cpxs_flat_dx/
]
qed.
-lemma csx_applv_delta: ∀h,o,I,G,L,K,V1,i. ⬇*[i] L ≡ K.ⓑ{I}V1 →
- ∀V2. ⬆*[⫯i] V1 ≡ V2 →
- ∀Vs. ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.V2⦄ → ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.#i⦄.
-#h #o #I #G #L #K #V1 #i #HLK #V2 #HV12 #Vs elim Vs -Vs
-[ /4 width=11 by csx_inv_lifts, csx_lref_pair, drops_isuni_fwd_drop2/
+lemma csx_applv_delta_drops (h) (G) (L):
+ ∀I,K,V1,i. ⇩[i] L ≘ K.ⓑ[I]V1 →
+ ∀V2. ⇧[↑i] V1 ≘ V2 →
+ ∀Vs. ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.V2 → ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.#i.
+#h #G #L #I #K #V1 #i #HLK #V2 #HV12 #Vs elim Vs -Vs
+[ /4 width=11 by csx_inv_lifts, csx_lref_pair_drops, drops_isuni_fwd_drop2/
| #V #Vs #IHV #H1T
lapply (csx_fwd_pair_sn … H1T) #HV
lapply (csx_fwd_flat_dx … H1T) #H2T
- @csx_appl_simple_theq /2 width=1 by applv_simple, simple_atom/ -IHV -HV -H2T
+ @csx_appl_simple_teqo /2 width=1 by applv_simple, simple_atom/ -IHV -HV -H2T
#X #H #H0
- elim (cpxs_fwd_delta_drops_vector … o … HLK … HV12 … H) -HLK -HV12 -H #H
+ elim (cpxs_fwd_delta_drops_vector … HLK … HV12 … H) -HLK -HV12 -H #H
[ -H1T elim H0 -H0 //
| -H0 /3 width=5 by csx_cpxs_trans, cpxs_flat_dx/
]
qed.
(* Basic_1: was just: sn3_appls_abbr *)
-lemma csx_applv_theta: ∀h,o,p,G,L,V1b,V2b. ⬆*[1] V1b ≡ V2b →
- ∀V,T. ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⓓ{p}V.ⒶV2b.T⦄ →
- ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶV1b.ⓓ{p}V.T⦄.
-#h #o #p #G #L #V1b #V2b * -V1b -V2b /2 width=1 by/
+lemma csx_applv_theta (h) (G) (L):
+ ∀p,V1b,V2b. ⇧[1] V1b ≘ V2b →
+ ∀V,T. ❪G,L❫ ⊢ ⬈*𝐒[h] ⓓ[p]V.ⒶV2b.T → ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶV1b.ⓓ[p]V.T.
+#h #G #L #p #V1b #V2b * -V1b -V2b /2 width=1 by/
#V1b #V2b #V1 #V2 #HV12 #H
generalize in match HV12; -HV12 generalize in match V2; -V2 generalize in match V1; -V1
elim H -V1b -V2b /2 width=3 by csx_appl_theta/
lapply (csx_appl_theta … H … HW12) -H -HW12 #H
lapply (csx_fwd_pair_sn … H) #HW1
lapply (csx_fwd_flat_dx … H) #H1
-@csx_appl_simple_theq /2 width=3 by simple_flat/ -IHV12b -HW1 -H1 #X #H1 #H2
-elim (cpxs_fwd_theta_vector … o … (V2@V2b) … H1) -H1 /2 width=1 by liftsv_cons/ -HV12b -HV12
+@csx_appl_simple_teqo /2 width=3 by simple_flat/ -IHV12b -HW1 -H1 #X #H1 #H2
+elim (cpxs_fwd_theta_vector … (V2⨮V2b) … H1) -H1 /2 width=1 by liftsv_cons/ -HV12b -HV12
[ -H #H elim H2 -H2 //
| -H2 /3 width=5 by csx_cpxs_trans, cpxs_flat_dx/
]
qed.
(* Basic_1: was just: sn3_appls_cast *)
-lemma csx_applv_cast: ∀h,o,G,L,Vs,U. ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.U⦄ →
- ∀T. ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.T⦄ → ⦃G, L⦄ ⊢ ⬈*[h, o] 𝐒⦃ⒶVs.ⓝU.T⦄.
-#h #o #G #L #Vs elim Vs -Vs /2 width=1 by csx_cast/
+lemma csx_applv_cast (h) (G) (L):
+ ∀Vs,U. ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.U →
+ ∀T. ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.T → ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.ⓝU.T.
+#h #G #L #Vs elim Vs -Vs /2 width=1 by csx_cast/
#V #Vs #IHV #U #H1U #T #H1T
lapply (csx_fwd_pair_sn … H1U) #HV
lapply (csx_fwd_flat_dx … H1U) #H2U
lapply (csx_fwd_flat_dx … H1T) #H2T
-@csx_appl_simple_theq /2 width=1 by applv_simple, simple_flat/ -IHV -HV -H2U -H2T
+@csx_appl_simple_teqo /2 width=1 by applv_simple, simple_flat/ -IHV -HV -H2U -H2T
#X #H #H0
-elim (cpxs_fwd_cast_vector … o … H) -H #H
+elim (cpxs_fwd_cast_vector … H) -H #H
[ -H1U -H1T elim H0 -H0 //
| -H1U -H0 /3 width=5 by csx_cpxs_trans, cpxs_flat_dx/
| -H1T -H0 /3 width=5 by csx_cpxs_trans, cpxs_flat_dx/