diff options
Diffstat (limited to 'theories/Unicode/Utf8_core.v')
| -rw-r--r-- | theories/Unicode/Utf8_core.v | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/theories/Unicode/Utf8_core.v b/theories/Unicode/Utf8_core.v index ce637413..f9670d17 100644 --- a/theories/Unicode/Utf8_core.v +++ b/theories/Unicode/Utf8_core.v @@ -1,12 +1,14 @@ (* -*- coding:utf-8 -*- *) (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2011 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2012 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) + + (* Logic *) Notation "∀ x .. y , P" := (forall x, .. (forall y, P) ..) (at level 200, x binder, y binder, right associativity) : type_scope. @@ -15,7 +17,9 @@ Notation "∃ x .. y , P" := (exists x, .. (exists y, P) ..) Notation "x ∨ y" := (x \/ y) (at level 85, right associativity) : type_scope. Notation "x ∧ y" := (x /\ y) (at level 80, right associativity) : type_scope. -Notation "x → y" := (x -> y) (at level 90, right associativity): type_scope. +Notation "x → y" := (x -> y) + (at level 90, y at level 200, right associativity): type_scope. + Notation "x ↔ y" := (x <-> y) (at level 95, no associativity): type_scope. Notation "¬ x" := (~x) (at level 75, right associativity) : type_scope. Notation "x ≠ y" := (x <> y) (at level 70) : type_scope. |