(* *)
(**************************************************************************)
-include "basic_2/rt_transition/cpm_drops.ma".
-include "basic_2/rt_transition/cpt_drops.ma".
+include "basic_2/rt_transition/cpm.ma".
+include "basic_2/rt_transition/cpt_fqu.ma".
(* T-BOUND CONTEXT-SENSITIVE PARALLEL T-TRANSITION FOR TERMS ****************)
-(* Properties with t-bound rt-transition for terms **************************)
-
-lemma cpm_cpt_cpr (h) (n) (G) (L):
- ∀T1,T2. ⦃G,L⦄ ⊢ T1 ➡[n,h] T2 →
- ∃∃T0. ⦃G,L⦄ ⊢ T1 ⬆[h,n] T0 & ⦃G,L⦄ ⊢ T0 ➡[h] T2.
-#h #n #G #L #T1 #T2 #H
-@(cpm_ind … H) -n -G -L -T1 -T2
-[ #I #G #L /2 width=3 by ex2_intro/
-| #G #L #s /3 width=3 by cpm_sort, ex2_intro/
-| #n #G #K #V1 #V2 #W2 #_ * #V0 #HV10 #HV02 #HVW2
- elim (lifts_total V0 (𝐔❴1❵)) #W0 #HVW0
- lapply (cpm_lifts_bi … HV02 (Ⓣ) … (K.ⓓV1) … HVW0 … HVW2) -HVW2
- [ /3 width=1 by drops_refl, drops_drop/ ] -HV02 #HW02
- /3 width=3 by cpt_delta, ex2_intro/
-| #n #G #K #V1 #V2 #W2 #_ * #V0 #HV10 #HV02 #HVW2
- elim (lifts_total V0 (𝐔❴1❵)) #W0 #HVW0
- lapply (cpm_lifts_bi … HV02 (Ⓣ) … (K.ⓛV1) … HVW0 … HVW2) -HVW2
- [ /3 width=1 by drops_refl, drops_drop/ ] -HV02 #HW02
- /3 width=3 by cpt_ell, ex2_intro/
-| #n #I #G #K #T2 #U2 #i #_ * #T0 #HT0 #HT02 #HTU2
- elim (lifts_total T0 (𝐔❴1❵)) #U0 #HTU0
- lapply (cpm_lifts_bi … HT02 (Ⓣ) … (K.ⓘ{I}) … HTU0 … HTU2) -HTU2
- [ /3 width=1 by drops_refl, drops_drop/ ] -HT02 #HU02
- /3 width=3 by cpt_lref, ex2_intro/
-| #n #p #I #G #L #V1 #V2 #T1 #T2 #HV12 #_ #_ * #T0 #HT10 #HT02
- /3 width=5 by cpt_bind, cpm_bind, ex2_intro/
-| #n #G #L #V1 #V2 #T1 #T2 #HV12 #_ #_ * #T0 #HT10 #HT02
- /3 width=5 by cpt_appl, cpm_appl, ex2_intro/
-| #n #G #L #V1 #V2 #T1 #T2 #_ #_ * #V0 #HV10 #HV02 * #T0 #HT10 #HT02
- /3 width=5 by cpt_cast, cpm_cast, ex2_intro/
-| #n #G #L #V #U1 #T1 #T2 #HTU1 #_ * #T0 #HT10 #HT02
- elim (cpt_lifts_sn … HT10 (Ⓣ) … (L.ⓓV) … HTU1) -T1
- [| /3 width=1 by drops_refl, drops_drop/ ] #U0 #HTU0 #HU10
- /3 width=6 by cpt_bind, cpm_zeta, ex2_intro/
-| #n #G #L #U #T1 #T2 #_ * #T0 #HT10 #HT02
-| #n #G #L #U1 #U2 #T #_ * #U0 #HU10 #HU02
- /3 width=3 by cpt_ee, ex2_intro/
-| #n #p #G #L #V1 #V2 #W1 #W2 #T1 #T2 #HV12 #HW12 #_ #_ #_ * #T0 #HT10 #HT02
- /4 width=7 by cpt_appl, cpt_bind, cpm_beta, ex2_intro/
-| #n #p #G #L #V1 #V2 #V0 #W1 #W2 #T1 #T2 #HV12 #HW12 #_ #_ #_ * #T0 #HT10 #HT02 #HV20
- /4 width=9 by cpt_appl, cpt_bind, cpm_theta, ex2_intro/
-]
-
(* Forward lemmas with t-bound rt-transition for terms **********************)
lemma cpt_fwd_cpm (h) (n) (G) (L):
- ∀T1,T2. ⦃G,L⦄ ⊢ T1 ⬆[h,n] T2 → ⦃G,L⦄ ⊢ T1 ➡[n,h] T2.
\ No newline at end of file
+ ∀T1,T2. ⦃G,L⦄ ⊢ T1 ⬆[h,n] T2 → ⦃G,L⦄ ⊢ T1 ➡[n,h] T2.
+#h #n #G #L #T1 #T2 #H
+@(cpt_ind … H) -n -G -L -T1 -T2
+/3 width=3 by cpm_ee, cpm_cast, cpm_appl, cpm_bind, cpm_lref, cpm_ell, cpm_delta/
+qed-.