blob: 732fca8893616d2b50c3938fa6bbb5182c496941 (
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
|
(* (c) Copyright 2006-2015 Microsoft Corporation and Inria. *)
(* Distributed under the terms of CeCILL-B. *)
Require Import mathcomp.ssreflect.ssreflect.
From mathcomp
Require Import ssrbool ssrnat.
Notation "( a 'in' c )" := (a + c) (only parsing) : myscope.
Delimit Scope myscope with myscope.
Notation "( a 'in' c )" := (a + c) (only parsing).
Lemma foo x y : x + x.+1 = x.+1 + y.
move: {x} (x.+1) {1}x y (x.+1 in RHS).
match goal with |- forall a b c d, b + a = d + c => idtac end.
Admitted.
Lemma bar x y : x + x.+1 = x.+1 + y.
move E: ((x.+1 in y)) => w.
match goal with |- x + x.+1 = w => rewrite -{w}E end.
move E: (x.+1 in y)%myscope => w.
match goal with |- x + x.+1 = w => rewrite -{w}E end.
move E: ((x + y).+1 as RHS) => w.
match goal with |- x + x.+1 = w => rewrite -{}E -addSn end.
Admitted.
|
