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14
15 (* This file was automatically generated: do not edit *********************)
16
17 include "CoRN.ma".
18
19 (* $Id: Zsec.v,v 1.5 2004/04/06 15:46:05 lcf Exp $ *)
20
21 (*#* printing {#Z} %\ensuremath{\mathrel\#_{\mathbb Z}}% *)
22
23 include "algebra/CLogic.ma".
24
25 (*#* *[Z]
26 ** About [Z]
27 We consider the implementation of integers as signed binary sequences (the 
28 datatype [Z] as defined in [ZArith], in the standard library).
29
30 ***Apartness
31 We define the apartness as the negation of the Leibniz equality:
32 *)
33
34 inline procedural "cic:/CoRN/model/structures/Zsec/ap_Z.con" as definition.
35
36 (* NOTATION
37 Infix "{#Z}" := ap_Z (no associativity, at level 90).
38 *)
39
40 (*#* Some properties of apartness:
41 *)
42
43 inline procedural "cic:/CoRN/model/structures/Zsec/ap_Z_irreflexive0.con" as lemma.
44
45 inline procedural "cic:/CoRN/model/structures/Zsec/ap_Z_symmetric0.con" as lemma.
46
47 inline procedural "cic:/CoRN/model/structures/Zsec/ap_Z_cotransitive0.con" as lemma.
48
49 inline procedural "cic:/CoRN/model/structures/Zsec/ap_Z_tight0.con" as lemma.
50
51 inline procedural "cic:/CoRN/model/structures/Zsec/ONE_neq_O.con" as lemma.
52
53 (*#* ***Addition
54 Some properties of the addition. [Zplus] is also defined in the standard 
55 library.
56 *)
57
58 inline procedural "cic:/CoRN/model/structures/Zsec/Zplus_wd0.con" as lemma.
59
60 inline procedural "cic:/CoRN/model/structures/Zsec/Zplus_strext0.con" as lemma.
61
62 (*#* ***Multiplication
63 The multiplication is extensional:
64 *)
65
66 inline procedural "cic:/CoRN/model/structures/Zsec/Zmult_strext0.con" as lemma.
67
68 (*#* ***Miscellaneous
69 *)
70
71 inline procedural "cic:/CoRN/model/structures/Zsec/Zpos.con" as definition.
72
73 (* begin hide *)
74
75 (* COERCION
76 cic:/Coq/ZArith/BinInt/Z.ind#xpointer(1/1/2)
77 *)
78
79 (* end hide *)
80
81 inline procedural "cic:/CoRN/model/structures/Zsec/a_very_specific_lemma1.con" as lemma.
82
83 inline procedural "cic:/CoRN/model/structures/Zsec/a_very_specific_lemma2.con" as lemma.
84
85 inline procedural "cic:/CoRN/model/structures/Zsec/a_very_specific_lemma3.con" as lemma.
86
87 inline procedural "cic:/CoRN/model/structures/Zsec/a_very_specific_lemma4.con" as lemma.
88
89 inline procedural "cic:/CoRN/model/structures/Zsec/a_very_specific_lemma5.con" as lemma.
90
91 inline procedural "cic:/CoRN/model/structures/Zsec/Zpos_pos.con" as lemma.
92
93 inline procedural "cic:/CoRN/model/structures/Zsec/Zpos_neg.con" as lemma.
94
95 inline procedural "cic:/CoRN/model/structures/Zsec/Zpos_Zsgn.con" as lemma.
96
97 inline procedural "cic:/CoRN/model/structures/Zsec/Zpos_Zsgn2.con" as lemma.
98
99 inline procedural "cic:/CoRN/model/structures/Zsec/a_very_specific_lemma5'.con" as lemma.
100