(**************************************************************************)
include "basic_2/rt_computation/cprs_cprs.ma".
-include "basic_2/rt_computation/lprs_cpms.ma".
+include "basic_2/dynamic/cnv_aaa.ma".
include "basic_2/dynamic/nta.ma".
(* NATIVE TYPE ASSIGNMENT FOR TERMS *****************************************)
(* Properties with advanced rt_computation for terms ************************)
-(* Basic_2A1: was by definition nta_appl ntaa_appl *)
-lemma nta_appl_abst (a) (h) (p) (G) (K):
- ∀V,W. ⦃G,K⦄ ⊢ V :[a,h] W →
- ∀T,U. ⦃G,K.ⓛW⦄ ⊢ T :[a,h] U → ⦃G,K⦄ ⊢ ⓐV.ⓛ{p}W.T :[a,h] ⓐV.ⓛ{p}W.U.
-#a #h #p #G #K #V #W #H1 #T #U #H2
+(* Basic_2A1: uses by definition nta_appl ntaa_appl *)
+lemma nta_appl_abst (h) (a) (p) (G) (L):
+ ∀n. ad a n →
+ ∀V,W. ⦃G,L⦄ ⊢ V :[h,a] W →
+ ∀T,U. ⦃G,L.ⓛW⦄ ⊢ T :[h,a] U → ⦃G,L⦄ ⊢ ⓐV.ⓛ{p}W.T :[h,a] ⓐV.ⓛ{p}W.U.
+#h #a #p #G #L #n #Ha #V #W #H1 #T #U #H2
elim (cnv_inv_cast … H1) -H1 #X1 #HW #HV #HWX1 #HVX1
elim (cnv_inv_cast … H2) -H2 #X2 #HU #HT #HUX2 #HTX2
-/4 width=7 by cnv_bind, cnv_appl, cnv_cast, cpms_appl_dx, cpms_bind_dx/
+/4 width=11 by cnv_appl_ge, cnv_cast, cnv_bind, cpms_appl_dx, cpms_bind_dx/
qed.
(* Basic_1: was by definition: ty3_appl *)
(* Basic_2A1: was nta_appl_old *)
-lemma nta_appl (a) (h) (p) (G) (L):
- ∀V,W. ⦃G,L⦄ ⊢ V :[a,h] W →
- ∀T,U. ⦃G,L⦄ ⊢ T :[a,h] ⓛ{p}W.U → ⦃G,L⦄ ⊢ ⓐV.T :[a,h] ⓐV.ⓛ{p}W.U.
-#a #h #p #G #L #V #W #H1 #T #U #H2
+lemma nta_appl (h) (a) (p) (G) (L):
+ ∀n. 1 ≤ n → ad a n →
+ ∀V,W. ⦃G,L⦄ ⊢ V :[h,a] W →
+ ∀T,U. ⦃G,L⦄ ⊢ T :[h,a] ⓛ{p}W.U → ⦃G,L⦄ ⊢ ⓐV.T :[h,a] ⓐV.ⓛ{p}W.U.
+#h #a #p #G #L #n #Hn #Ha #V #W #H1 #T #U #H2
elim (cnv_inv_cast … H1) -H1 #X1 #HW #HV #HWX1 #HVX1
elim (cnv_inv_cast … H2) -H2 #X2 #HU #HT #HUX2 #HTX2
elim (cpms_inv_abst_sn … HUX2) #W0 #U0 #HW0 #HU0 #H destruct
elim (cprs_conf … HWX1 … HW0) -HW0 #X0 #HX10 #HWX0
@(cnv_cast … (ⓐV.ⓛ{p}W0.U0)) (**) (* full auto too slow *)
-[ /3 width=7 by cnv_appl, cpms_bind/
-| /4 width=11 by cnv_appl, cpms_cprs_trans, cpms_bind/
+[ /2 width=11 by cnv_appl_ge/
+| /3 width=11 by cnv_appl_ge, cpms_cprs_trans/
| /2 width=1 by cpms_appl_dx/
| /2 width=1 by cpms_appl_dx/
]
(* Inversion lemmas with advanced rt_computation for terms ******************)
-lemma nta_inv_abst_bi_cnv (a) (h) (p) (G) (K) (W):
- ∀T,U. ⦃G,K⦄ ⊢ ⓛ{p}W.T :[a,h] ⓛ{p}W.U →
- ∧∧ ⦃G,K⦄ ⊢ W ![a,h] & ⦃G,K.ⓛW⦄ ⊢ T :[a,h] U.
-#a #h #p #G #K #W #T #U #H
+lemma nta_inv_abst_bi_cnv (h) (a) (p) (G) (K) (W):
+ ∀T,U. ⦃G,K⦄ ⊢ ⓛ{p}W.T :[h,a] ⓛ{p}W.U →
+ ∧∧ ⦃G,K⦄ ⊢ W ![h,a] & ⦃G,K.ⓛW⦄ ⊢ T :[h,a] U.
+#h #a #p #G #K #W #T #U #H
elim (cnv_inv_cast … H) -H #X #HWU #HWT #HUX #HTX
elim (cnv_inv_bind … HWU) -HWU #HW #HU
elim (cnv_inv_bind … HWT) -HWT #_ #HT