summaryrefslogtreecommitdiff
path: root/contrib/micromega/Psatz.v
blob: b2dd99100c9ce3a92d13151457fc37067f87f3a6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
(************************************************************************)
(*                                                                      *)
(* Micromega: A reflexive tactic using the Positivstellensatz           *)
(*                                                                      *)
(*  Frédéric Besson (Irisa/Inria) 2006-2008                             *)
(*                                                                      *)
(************************************************************************)

Require Import ZMicromega.
Require Import QMicromega.
Require Import RMicromega.
Require Import QArith.
Require Export Ring_normalize.
Require Import ZArith.
Require Import Raxioms.
Require Export RingMicromega.
Require Import VarMap.
Require Tauto.

Ltac xpsatz dom d :=
  let tac := lazymatch dom with
  | Z => 
    (sos_Z || psatz_Z d) ;
    intros __wit __varmap __ff ; 
    change (Tauto.eval_f (Zeval_formula (@find Z Z0 __varmap)) __ff) ; 
    apply (ZTautoChecker_sound __ff __wit); vm_compute ; reflexivity
  | R =>
    (sos_R || psatz_R d) ;
    intros __wit __varmap __ff ; 
    change (Tauto.eval_f (Reval_formula (@find R 0%R __varmap)) __ff) ; 
    apply (RTautoChecker_sound __ff __wit); vm_compute ; reflexivity
  | Q =>
      (sos_Q || psatz_Q d) ;
    intros __wit __varmap __ff ; 
    change (Tauto.eval_f (Qeval_formula (@find Q 0%Q __varmap)) __ff) ; 
    apply (QTautoChecker_sound __ff __wit); vm_compute ; reflexivity
  | _ => fail "Unsupported domain"
  end in tac.

Tactic Notation "psatz" constr(dom) int_or_var(n) := xpsatz dom n.
Tactic Notation "psatz" constr(dom) := xpsatz dom ltac:-1.

Ltac psatzl dom :=
  let tac := lazymatch dom with
  | Z =>
    psatzl_Z ;
    intros __wit __varmap __ff ;
    change (Tauto.eval_f (Zeval_formula (@find Z Z0 __varmap)) __ff) ; 
    apply (ZTautoChecker_sound __ff __wit); vm_compute ; reflexivity
  | Q =>
    psatzl_Q ; 
    intros __wit __varmap __ff ; 
    change (Tauto.eval_f (Qeval_formula (@find Q 0%Q __varmap)) __ff) ; 
    apply (QTautoChecker_sound __ff __wit); vm_compute ; reflexivity
  | R => 
    psatzl_R ;
    intros __wit __varmap __ff ;
    change (Tauto.eval_f (Reval_formula (@find R 0%R __varmap)) __ff) ; 
    apply (RTautoChecker_sound __ff __wit); vm_compute ; reflexivity
  | _ => fail "Unsupported domain"
  end in tac.



Ltac lia := 
  xlia ;
  intros __wit __varmap __ff ;
    change (Tauto.eval_f (Zeval_formula (@find Z Z0 __varmap)) __ff) ; 
      apply (ZTautoChecker_sound __ff __wit); vm_compute ; reflexivity.