(* *)
(**************************************************************************)
-include "basic_2/grammar/tstc_tstc.ma".
+include "basic_2/grammar/tsts_tsts.ma".
include "basic_2/computation/cpxs_cpxs.ma".
include "basic_2/computation/csx_alt.ma".
include "basic_2/computation/csx_lift.ma".
∀T. ⦃G, L1⦄ ⊢ ⬊*[h, g] T → ⦃G, L2⦄ ⊢ ⬊*[h, g] T.
#h #g #G #L1 #L2 #HL12 #T #H @(csx_ind_alt … H) -T
/4 width=3 by csx_intro, lpx_cpx_trans/
-qed.
+qed-.
lemma csx_abst: ∀h,g,a,G,L,W. ⦃G, L⦄ ⊢ ⬊*[h, g] W →
∀T. ⦃G, L.ⓛW⦄ ⊢ ⬊*[h, g] T → ⦃G, L⦄ ⊢ ⬊*[h, g] ⓛ{a}W.T.
| -IHV -HLV1 * #H destruct /3 width=1 by cpx_cpxs/
]
| -IHV -IHT -H2
- /3 width=8 by csx_cpx_trans, csx_inv_lift, ldrop_drop/
+ /3 width=8 by csx_cpx_trans, csx_inv_lift, drop_drop/
]
qed.
[ -HT1 #V0 #Y #HLV0 #H #H0 destruct
elim (cpx_inv_abst1 … H) -H #W0 #T0 #HLW0 #HLT0 #H destruct
@IHT1 -IHT1 [4: // | skip |3: #H destruct /2 width=1 by/ ] -H2
- lapply (lsubr_cpx_trans … HLT0 (L.ⓓⓝW.V) ?) -HLT0 /3 width=1 by cpx_bind, cpx_flat, lsubr_abst/
+ lapply (lsubr_cpx_trans … HLT0 (L.ⓓⓝW.V) ?) -HLT0 /3 width=1 by cpx_bind, cpx_flat, lsubr_beta/
| -IHT1 -H2 #b #V0 #W0 #W2 #T0 #T2 #HLV0 #HLW02 #HLT02 #H1 #H3 destruct
lapply (lsubr_cpx_trans … HLT02 (L.ⓓⓝW0.V) ?) -HLT02
- /4 width=5 by csx_cpx_trans, cpx_bind, cpx_flat, lsubr_abst/
+ /4 width=5 by csx_cpx_trans, cpx_bind, cpx_flat, lsubr_beta/
| -HT1 -IHT1 -H2 #b #V0 #V1 #W0 #W1 #T0 #T3 #_ #_ #_ #_ #H destruct
]
qed-.
| * #_ #H elim H //
]
| -H -HVT #H
- lapply (cpx_lift â\80¦ HLV10 (L.â\93\93V) (â\93\89) â\80¦ HV12 â\80¦ HV04) -HLV10 -HV12 /2 width=1 by ldrop_drop/ #HV24
+ lapply (cpx_lift â\80¦ HLV10 (L.â\93\93V) (â\92») â\80¦ HV12 â\80¦ HV04) -HLV10 -HV12 /2 width=1 by drop_drop/ #HV24
@(IHVT … H … HV04) -IHVT /4 width=1 by cpx_cpxs, cpx_bind, cpx_flat/
]
| -H -IHVT #T0 #HLT0 #HT0 #H0 destruct
lapply (csx_cpx_trans … HVT (ⓐV2.T0) ?) /2 width=1 by cpx_flat/ -T #HVT0
- lapply (csx_inv_lift â\80¦ L â\80¦ (â\93\89) … 1 HVT0 ? ? ?) -HVT0
- /3 width=5 by csx_cpx_trans, cpx_pair_sn, ldrop_drop, lift_flat/
+ lapply (csx_inv_lift â\80¦ L â\80¦ (â\92») … 1 HVT0 ? ? ?) -HVT0
+ /3 width=5 by csx_cpx_trans, cpx_pair_sn, drop_drop, lift_flat/
]
| -HV -HV12 -HVT -IHVT -H #b #V0 #W0 #W1 #T0 #T1 #_ #_ #_ #H destruct
| -IHVT -H #b #V0 #V3 #W0 #W1 #T0 #T1 #HLV10 #HV03 #HLW01 #HLT01 #H1 #H2 destruct
- lapply (cpx_lift … HLV10 (L. ⓓW0) … HV12 … HV03) -HLV10 -HV12 -HV03 /2 width=2 by ldrop_drop/ #HLV23
+ lapply (cpx_lift … HLV10 (L. ⓓW0) … HV12 … HV03) -HLV10 -HV12 -HV03 /2 width=2 by drop_drop/ #HLV23
@csx_abbr /2 width=3 by csx_cpx_trans/ -HV
@(csx_lpx_conf … (L.ⓓW0)) /2 width=1 by lpx_pair/ -W1
/4 width=5 by csx_cpxs_trans, cpx_cpxs, cpx_flat/
/2 width=5 by csx_appl_theta_aux/ qed.
(* Basic_1: was just: sn3_appl_appl *)
-lemma csx_appl_simple_tstc: ∀h,g,G,L,V. ⦃G, L⦄ ⊢ ⬊*[h, g] V → ∀T1. ⦃G, L⦄ ⊢ ⬊*[h, g] T1 →
- (â\88\80T2. â¦\83G, Lâ¦\84 â\8a¢ T1 â\9e¡*[h, g] T2 â\86\92 (T1 â\89\83 T2 → ⊥) → ⦃G, L⦄ ⊢ ⬊*[h, g] ⓐV.T2) →
+lemma csx_appl_simple_tsts: ∀h,g,G,L,V. ⦃G, L⦄ ⊢ ⬊*[h, g] V → ∀T1. ⦃G, L⦄ ⊢ ⬊*[h, g] T1 →
+ (â\88\80T2. â¦\83G, Lâ¦\84 â\8a¢ T1 â\9e¡*[h, g] T2 â\86\92 (T1 â\89\82 T2 → ⊥) → ⦃G, L⦄ ⊢ ⬊*[h, g] ⓐV.T2) →
𝐒⦃T1⦄ → ⦃G, L⦄ ⊢ ⬊*[h, g] ⓐV.T1.
#h #g #G #L #V #H @(csx_ind … H) -V #V #_ #IHV #T1 #H @(csx_ind … H) -T1 #T1 #H1T1 #IHT1 #H2T1 #H3T1
@csx_intro #X #HL #H
@(csx_cpx_trans … (ⓐV0.T1)) /2 width=1 by cpx_flat/ -HLT10
@IHV -IHV /4 width=3 by csx_cpx_trans, cpx_pair_sn/
| -IHV -H1T1 -HLV0 * #H #H1T10 destruct
- elim (tstc_dec T1 T0) #H2T10
- [ @IHT1 -IHT1 /4 width=3 by cpxs_strap2, cpxs_strap1, tstc_canc_sn, simple_tstc_repl_dx/
+ elim (tsts_dec T1 T0) #H2T10
+ [ @IHT1 -IHT1 /4 width=3 by cpxs_strap2, cpxs_strap1, tsts_canc_sn, simple_tsts_repl_dx/
| -IHT1 -H3T1 -H1T10 /3 width=1 by cpx_cpxs/
]
]