1 (**************************************************************************)
4 (* ||A|| A project by Andrea Asperti *)
6 (* ||I|| Developers: *)
7 (* ||T|| The HELM team. *)
8 (* ||A|| http://helm.cs.unibo.it *)
10 (* \ / This file is distributed under the terms of the *)
11 (* v GNU General Public License Version 2 *)
13 (**************************************************************************)
15 (* This file was automatically generated: do not edit *********************)
17 include "basic_1/pc3/props.ma".
19 let rec pc3_left_ind (c: C) (P: (T \to (T \to Prop))) (f: (\forall (t: T).(P
20 t t))) (f0: (\forall (t1: T).(\forall (t2: T).((pr2 c t1 t2) \to (\forall
21 (t3: T).((pc3_left c t2 t3) \to ((P t2 t3) \to (P t1 t3)))))))) (f1: (\forall
22 (t1: T).(\forall (t2: T).((pr2 c t1 t2) \to (\forall (t3: T).((pc3_left c t1
23 t3) \to ((P t1 t3) \to (P t2 t3)))))))) (t: T) (t0: T) (p: pc3_left c t t0)
24 on p: P t t0 \def match p with [(pc3_left_r t1) \Rightarrow (f t1) |
25 (pc3_left_ur t1 t2 p0 t3 p1) \Rightarrow (let TMP_2 \def ((pc3_left_ind c P f
26 f0 f1) t2 t3 p1) in (f0 t1 t2 p0 t3 p1 TMP_2)) | (pc3_left_ux t1 t2 p0 t3 p1)
27 \Rightarrow (let TMP_1 \def ((pc3_left_ind c P f f0 f1) t1 t3 p1) in (f1 t1
30 theorem pc3_ind_left__pc3_left_pr3:
31 \forall (c: C).(\forall (t1: T).(\forall (t2: T).((pr3 c t1 t2) \to
34 \lambda (c: C).(\lambda (t1: T).(\lambda (t2: T).(\lambda (H: (pr3 c t1
35 t2)).(let TMP_1 \def (\lambda (t: T).(\lambda (t0: T).(pc3_left c t t0))) in
36 (let TMP_2 \def (\lambda (t: T).(pc3_left_r c t)) in (let TMP_3 \def (\lambda
37 (t0: T).(\lambda (t3: T).(\lambda (H0: (pr2 c t3 t0)).(\lambda (t4:
38 T).(\lambda (_: (pr3 c t0 t4)).(\lambda (H2: (pc3_left c t0 t4)).(pc3_left_ur
39 c t3 t0 H0 t4 H2))))))) in (pr3_ind c TMP_1 TMP_2 TMP_3 t1 t2 H))))))).
41 theorem pc3_ind_left__pc3_left_trans:
42 \forall (c: C).(\forall (t1: T).(\forall (t2: T).((pc3_left c t1 t2) \to
43 (\forall (t3: T).((pc3_left c t2 t3) \to (pc3_left c t1 t3))))))
45 \lambda (c: C).(\lambda (t1: T).(\lambda (t2: T).(\lambda (H: (pc3_left c t1
46 t2)).(let TMP_1 \def (\lambda (t: T).(\lambda (t0: T).(\forall (t3:
47 T).((pc3_left c t0 t3) \to (pc3_left c t t3))))) in (let TMP_2 \def (\lambda
48 (t: T).(\lambda (t3: T).(\lambda (H0: (pc3_left c t t3)).H0))) in (let TMP_4
49 \def (\lambda (t0: T).(\lambda (t3: T).(\lambda (H0: (pr2 c t0 t3)).(\lambda
50 (t4: T).(\lambda (_: (pc3_left c t3 t4)).(\lambda (H2: ((\forall (t5:
51 T).((pc3_left c t4 t5) \to (pc3_left c t3 t5))))).(\lambda (t5: T).(\lambda
52 (H3: (pc3_left c t4 t5)).(let TMP_3 \def (H2 t5 H3) in (pc3_left_ur c t0 t3
53 H0 t5 TMP_3)))))))))) in (let TMP_6 \def (\lambda (t0: T).(\lambda (t3:
54 T).(\lambda (H0: (pr2 c t0 t3)).(\lambda (t4: T).(\lambda (_: (pc3_left c t0
55 t4)).(\lambda (H2: ((\forall (t5: T).((pc3_left c t4 t5) \to (pc3_left c t0
56 t5))))).(\lambda (t5: T).(\lambda (H3: (pc3_left c t4 t5)).(let TMP_5 \def
57 (H2 t5 H3) in (pc3_left_ux c t0 t3 H0 t5 TMP_5)))))))))) in (pc3_left_ind c
58 TMP_1 TMP_2 TMP_4 TMP_6 t1 t2 H)))))))).
60 theorem pc3_ind_left__pc3_left_sym:
61 \forall (c: C).(\forall (t1: T).(\forall (t2: T).((pc3_left c t1 t2) \to
64 \lambda (c: C).(\lambda (t1: T).(\lambda (t2: T).(\lambda (H: (pc3_left c t1
65 t2)).(let TMP_1 \def (\lambda (t: T).(\lambda (t0: T).(pc3_left c t0 t))) in
66 (let TMP_2 \def (\lambda (t: T).(pc3_left_r c t)) in (let TMP_5 \def (\lambda
67 (t0: T).(\lambda (t3: T).(\lambda (H0: (pr2 c t0 t3)).(\lambda (t4:
68 T).(\lambda (_: (pc3_left c t3 t4)).(\lambda (H2: (pc3_left c t4 t3)).(let
69 TMP_3 \def (pc3_left_r c t0) in (let TMP_4 \def (pc3_left_ux c t0 t3 H0 t0
70 TMP_3) in (pc3_ind_left__pc3_left_trans c t4 t3 H2 t0 TMP_4))))))))) in (let
71 TMP_8 \def (\lambda (t0: T).(\lambda (t3: T).(\lambda (H0: (pr2 c t0
72 t3)).(\lambda (t4: T).(\lambda (_: (pc3_left c t0 t4)).(\lambda (H2:
73 (pc3_left c t4 t0)).(let TMP_6 \def (pc3_left_r c t3) in (let TMP_7 \def
74 (pc3_left_ur c t0 t3 H0 t3 TMP_6) in (pc3_ind_left__pc3_left_trans c t4 t0 H2
75 t3 TMP_7))))))))) in (pc3_left_ind c TMP_1 TMP_2 TMP_5 TMP_8 t1 t2 H)))))))).
77 theorem pc3_ind_left__pc3_left_pc3:
78 \forall (c: C).(\forall (t1: T).(\forall (t2: T).((pc3 c t1 t2) \to
81 \lambda (c: C).(\lambda (t1: T).(\lambda (t2: T).(\lambda (H: (pc3 c t1
82 t2)).(let H0 \def H in (let TMP_1 \def (\lambda (t: T).(pr3 c t1 t)) in (let
83 TMP_2 \def (\lambda (t: T).(pr3 c t2 t)) in (let TMP_3 \def (pc3_left c t1
84 t2) in (let TMP_7 \def (\lambda (x: T).(\lambda (H1: (pr3 c t1 x)).(\lambda
85 (H2: (pr3 c t2 x)).(let TMP_4 \def (pc3_ind_left__pc3_left_pr3 c t1 x H1) in
86 (let TMP_5 \def (pc3_ind_left__pc3_left_pr3 c t2 x H2) in (let TMP_6 \def
87 (pc3_ind_left__pc3_left_sym c t2 x TMP_5) in (pc3_ind_left__pc3_left_trans c
88 t1 x TMP_4 t2 TMP_6))))))) in (ex2_ind T TMP_1 TMP_2 TMP_3 TMP_7 H0))))))))).
90 theorem pc3_ind_left__pc3_pc3_left:
91 \forall (c: C).(\forall (t1: T).(\forall (t2: T).((pc3_left c t1 t2) \to
94 \lambda (c: C).(\lambda (t1: T).(\lambda (t2: T).(\lambda (H: (pc3_left c t1
95 t2)).(let TMP_1 \def (\lambda (t: T).(\lambda (t0: T).(pc3 c t t0))) in (let
96 TMP_2 \def (\lambda (t: T).(pc3_refl c t)) in (let TMP_4 \def (\lambda (t0:
97 T).(\lambda (t3: T).(\lambda (H0: (pr2 c t0 t3)).(\lambda (t4: T).(\lambda
98 (_: (pc3_left c t3 t4)).(\lambda (H2: (pc3 c t3 t4)).(let TMP_3 \def
99 (pc3_pr2_r c t0 t3 H0) in (pc3_t t3 c t0 TMP_3 t4 H2)))))))) in (let TMP_6
100 \def (\lambda (t0: T).(\lambda (t3: T).(\lambda (H0: (pr2 c t0 t3)).(\lambda
101 (t4: T).(\lambda (_: (pc3_left c t0 t4)).(\lambda (H2: (pc3 c t0 t4)).(let
102 TMP_5 \def (pc3_pr2_x c t3 t0 H0) in (pc3_t t0 c t3 TMP_5 t4 H2)))))))) in
103 (pc3_left_ind c TMP_1 TMP_2 TMP_4 TMP_6 t1 t2 H)))))))).
105 theorem pc3_ind_left:
106 \forall (c: C).(\forall (P: ((T \to (T \to Prop)))).(((\forall (t: T).(P t
107 t))) \to (((\forall (t1: T).(\forall (t2: T).((pr2 c t1 t2) \to (\forall (t3:
108 T).((pc3 c t2 t3) \to ((P t2 t3) \to (P t1 t3)))))))) \to (((\forall (t1:
109 T).(\forall (t2: T).((pr2 c t1 t2) \to (\forall (t3: T).((pc3 c t1 t3) \to
110 ((P t1 t3) \to (P t2 t3)))))))) \to (\forall (t: T).(\forall (t0: T).((pc3 c
111 t t0) \to (P t t0))))))))
113 \lambda (c: C).(\lambda (P: ((T \to (T \to Prop)))).(\lambda (H: ((\forall
114 (t: T).(P t t)))).(\lambda (H0: ((\forall (t1: T).(\forall (t2: T).((pr2 c t1
115 t2) \to (\forall (t3: T).((pc3 c t2 t3) \to ((P t2 t3) \to (P t1
116 t3))))))))).(\lambda (H1: ((\forall (t1: T).(\forall (t2: T).((pr2 c t1 t2)
117 \to (\forall (t3: T).((pc3 c t1 t3) \to ((P t1 t3) \to (P t2
118 t3))))))))).(\lambda (t: T).(\lambda (t0: T).(\lambda (H2: (pc3 c t t0)).(let
119 TMP_1 \def (\lambda (t1: T).(\lambda (t2: T).(P t1 t2))) in (let TMP_3 \def
120 (\lambda (t1: T).(\lambda (t2: T).(\lambda (H3: (pr2 c t1 t2)).(\lambda (t3:
121 T).(\lambda (H4: (pc3_left c t2 t3)).(\lambda (H5: (P t2 t3)).(let TMP_2 \def
122 (pc3_ind_left__pc3_pc3_left c t2 t3 H4) in (H0 t1 t2 H3 t3 TMP_2 H5))))))))
123 in (let TMP_5 \def (\lambda (t1: T).(\lambda (t2: T).(\lambda (H3: (pr2 c t1
124 t2)).(\lambda (t3: T).(\lambda (H4: (pc3_left c t1 t3)).(\lambda (H5: (P t1
125 t3)).(let TMP_4 \def (pc3_ind_left__pc3_pc3_left c t1 t3 H4) in (H1 t1 t2 H3
126 t3 TMP_4 H5)))))))) in (let TMP_6 \def (pc3_ind_left__pc3_left_pc3 c t t0 H2)
127 in (pc3_left_ind c TMP_1 H TMP_3 TMP_5 t t0 TMP_6)))))))))))).