we restored the scripts of \lambda\delta version 1

[helm.git] / helm / coq-contribs / LAMBDA-TYPES / pc3_subst0.v

diff --git a/helm/coq-contribs/LAMBDA-TYPES/pc3_subst0.v b/helm/coq-contribs/LAMBDA-TYPES/pc3_subst0.v
deleted file mode 100644 (file)
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--- a/helm/coq-contribs/LAMBDA-TYPES/pc3_subst0.v
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-(*#* #stop file *)
-
-Require subst0_subst0.
-Require fsubst0_defs.
-Require pr0_subst0.
-Require pc3_defs.
-Require pc3_props.
-
-   Section pc3_fsubst0. (****************************************************)
-
-      Theorem pc3_pr2_fsubst0: (c1:?; t1,t:?) (pr2 c1 t1 t) ->
-                               (i:?; u,c2,t2:?) (fsubst0 i u c1 t1 c2 t2) ->
-                               (e:?) (drop i (0) c1 (CTail e (Bind Abbr) u)) ->
-                               (pc3 c2 t2 t).
-      Intros until 1; XElim H.
-(* case 1: pr2_free *)
-      Intros until 2; XElim H0; Intros.
-(* case 1.1: fsubst0_snd *)
-      Pr0Subst0; [ XAuto | Apply (pc3_pr2_u c1 x); XEAuto ].
-(* case 1.2: fsubst0_fst *)
-      XAuto.
-(* case 1.3: fsubst0_both *)
-      Pr0Subst0; CSubst0Drop; [ XAuto | Apply (pc3_pr2_u c0 x); XEAuto ].
-(* case 2 : pr2_delta *)
-      Intros until 4; XElim H2; Intros.
-(* case 2.1: fsubst0_snd. *)
-      Apply (pc3_t t1); [ Apply pc3_s; XEAuto | XEAuto ].
-(* case 2.2: fsubst0_fst. *)
-      Apply (lt_le_e i i0); Intros; CSubst0Drop.
-(* case 2.2.1: i < i0, none *)
-      XEAuto.
-(* case 2.2.2: i < i0, csubst0_snd *)
-      CGenBase; Rewrite <- H8 in H5; Rewrite <- H9 in H5; Rewrite <- H9 in H6; Rewrite <- H10 in H6; Clear H8 H9 H10 c2 t3 x0 x1 x2.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H7; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u c0 x); XEAuto.
-(* case 2.2.3: i < i0, csubst0_fst *)
-      CGenBase; Rewrite <- H8 in H6; Rewrite <- H9 in H5; Rewrite <- H9 in H6; Rewrite <- H10 in H5; Clear H8 H9 H10 c2 t3 x0 x1 x3.
-      Apply pc3_pr2_r; XEAuto.
-(* case 2.2.4: i < i0, csubst0_both *)
-      CGenBase; Rewrite <- H9 in H7; Rewrite <- H10 in H5; Rewrite <- H10 in H6; Rewrite <- H10 in H7; Rewrite <- H11 in H6; Clear H9 H10 H11 c2 t3 x0 x1 x3.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H8; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u c0 x); XEAuto.
-(* case 2.2.5: i >= i0 *)
-      XEAuto.
-(* case 2.3: fsubst0_both *)
-      Apply (lt_le_e i i0); Intros; CSubst0Drop.
-(* case 2.3.1 : i < i0, none *)
-      CSubst0Drop; Apply pc3_pr2_u2 with t0 := t1; XEAuto.
-(* case 2.3.2 : i < i0, csubst0_snd *)
-      CGenBase; Rewrite <- H9 in H6; Rewrite <- H10 in H6; Rewrite <- H10 in H7; Rewrite <- H11 in H7; Clear H9 H10 H11 c2 t3 x0 x1 x2.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H8; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u2 c0 t1); [ Idtac | Apply (pc3_pr2_u c0 x) ]; XEAuto.
-(* case 2.3.3: i < i0, csubst0_fst *)
-      CGenBase; Rewrite <- H9 in H7; Rewrite <- H10 in H6; Rewrite <- H10 in H7; Rewrite <- H11 in H6; Clear H9 H10 H11 c2 t3 x0 x1 x3.
-      CSubst0Drop; Apply (pc3_pr2_u2 c0 t1); [ Idtac | Apply pc3_pr2_r ]; XEAuto.
-(* case 2.3.4: i < i0, csubst0_both *)
-      CGenBase; Rewrite <- H10 in H8; Rewrite <- H11 in H6; Rewrite <- H11 in H7; Rewrite <- H11 in H8; Rewrite <- H12 in H7; Clear H10 H11 H12 c2 t3 x0 x1 x3.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H9; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u2 c0 t1); [ Idtac | Apply (pc3_pr2_u c0 x) ]; XEAuto.
-(* case 2.3.5: i >= i0 *)
-      CSubst0Drop; Apply (pc3_pr2_u2 c0 t1); XEAuto.
-      Qed.
-
-      Theorem pc3_pr2_fsubst0_back: (c1:?; t,t1:?) (pr2 c1 t t1) ->
-                                    (i:?; u,c2,t2:?) (fsubst0 i u c1 t1 c2 t2) ->
-                                    (e:?) (drop i (0) c1 (CTail e (Bind Abbr) u)) ->
-                                    (pc3 c2 t t2).
-      Intros until 1; XElim H.
-(* case 1: pr2_free *)
-      Intros until 2; XElim H0; Intros.
-(* case 1.1: fsubst0_snd. *)
-      Apply (pc3_pr2_u c1 t2); XEAuto.
-(* case 1.2: fsubst0_fst. *)
-      XAuto.
-(* case 1.3: fsubst0_both. *)
-      CSubst0Drop; Apply (pc3_pr2_u c0 t2); XEAuto.
-(* case 2: pr2_delta *)
-      Intros until 4; XElim H2; Intros.
-(* case 2.1: fsubst0_snd. *)
-      Apply (pc3_t t2); Apply pc3_pr3_r; XEAuto.
-(* case 2.2: fsubst0_fst. *)
-      Apply (lt_le_e i i0); Intros; CSubst0Drop.
-(* case 2.2.1: i < i0, none *)
-      XEAuto.
-(* case 2.2.2: i < i0, csubst0_bind *)
-      CGenBase; Rewrite <- H8 in H5; Rewrite <- H9 in H5; Rewrite <- H9 in H6; Rewrite <- H10 in H6; Clear H8 H9 H10 c2 t3 x0 x1 x2.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H7; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u c0 x); XEAuto.
-(* case 2.2.3: i < i0, csubst0_fst *)
-      CGenBase; Rewrite <- H8 in H6; Rewrite <- H9 in H5; Rewrite <- H9 in H6; Rewrite <- H10 in H5; Clear H8 H9 H10 c2 t3 x0 x1 x3.
-      Apply pc3_pr2_r; XEAuto.
-(* case 2.2.4: i < i0, csubst0_both *)
-      CGenBase; Rewrite <- H9 in H7; Rewrite <- H10 in H5; Rewrite <- H10 in H6; Rewrite <- H10 in H7; Rewrite <- H11 in H6; Clear H9 H10 H11 c2 t3 x0 x1 x3.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H8; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u c0 x); XEAuto.
-(* case 2.2.5: i >= i0 *)
-      XEAuto.
-(* case 2.3: fsubst0_both *)
-      Apply (lt_le_e i i0); Intros; CSubst0Drop.
-(* case 2.3.1 : i < i0, none *)
-      CSubst0Drop; Apply pc3_pr2_u with t2:=t2; Try Apply pc3_pr3_r; XEAuto.
-(* case 2.3.2 : i < i0, csubst0_snd *)
-      CGenBase; Rewrite <- H9 in H6; Rewrite <- H10 in H6; Rewrite <- H10 in H7; Rewrite <- H11 in H7; Clear H9 H10 H11 c2 t3 x0 x1 x2.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H8; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u c0 x); [ Idtac | Apply (pc3_pr2_u2 c0 t0) ]; XEAuto.
-(* case 2.3.3: i < i0, csubst0_fst *)
-      CGenBase; Rewrite <- H9 in H7; Rewrite <- H10 in H6; Rewrite <- H10 in H7; Rewrite <- H11 in H6; Clear H9 H10 H11 c2 t3 x0 x1 x3.
-      CSubst0Drop; Apply (pc3_pr2_u c0 t0); [ Idtac | Apply pc3_pr2_r ]; XEAuto.
-(* case 2.3.4: i < i0, csubst0_both *)
-      CGenBase; Rewrite <- H10 in H8; Rewrite <- H11 in H6; Rewrite <- H11 in H7; Rewrite <- H11 in H8; Rewrite <- H12 in H7; Clear H10 H11 H12 c2 t3 x0 x1 x3.
-      Subst0Subst0; Rewrite <- lt_plus_minus_r in H9; [ CSubst0Drop | XAuto ].
-      Apply (pc3_pr2_u c0 x); [ Idtac | Apply (pc3_pr2_u2 c0 t0) ]; XEAuto.
-(* case 2.3.5: i >= i0 *)
-      CSubst0Drop; Apply (pc3_pr2_u c0 t0); XEAuto.
-      Qed.
-
-      Opaque pc3.
-
-      Theorem pc3_fsubst0: (c1:?; t1,t:?) (pc3 c1 t1 t) ->
-                           (i:?; u,c2,t2:?) (fsubst0 i u c1 t1 c2 t2) ->
-                           (e:?) (drop i (0) c1 (CTail e (Bind Abbr) u)) ->
-                           (pc3 c2 t2 t).
-      Intros until 1; XElimUsing pc3_ind_left H.
-(* case 1: pc3_refl *)
-      Intros until 1; XElim H; Intros; Try CSubst0Drop; XEAuto.
-(* case 2: pc3_pr2_u *)
-      Intros until 4; XElim H2; Intros;
-      (Apply (pc3_t t2); [ EApply pc3_pr2_fsubst0; XEAuto | XEAuto ]).
-(* case 2: pc3_pr2_u2 *)
-      Intros until 4; XElim H2; Intros;
-      (Apply (pc3_t t0); [ Apply pc3_s; EApply pc3_pr2_fsubst0_back; XEAuto | XEAuto ]).
-      Qed.
-
-   End pc3_fsubst0.
-
-      Hints Resolve pc3_fsubst0 : ltlc.