diff options
Diffstat (limited to 'theories/Bool/BoolEq.v')
| -rw-r--r-- | theories/Bool/BoolEq.v | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/theories/Bool/BoolEq.v b/theories/Bool/BoolEq.v index d40e56bf..34777491 100644 --- a/theories/Bool/BoolEq.v +++ b/theories/Bool/BoolEq.v @@ -1,6 +1,6 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *) +(* <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 *) @@ -52,12 +52,12 @@ Section Bool_eq_dec. Definition not_eq_false_beq : forall x y:A, x <> y -> false = beq x y. Proof. intros x y H. - symmetry in |- *. + symmetry . apply not_true_is_false. intro. apply H. apply beq_eq. - symmetry in |- *. + symmetry . assumption. Defined. |