diff options
| author |  Enrico Tassi <gareuselesinge@debian.org> | 2015-01-25 14:42:51 +0100 |
|---|---|---|
| committer | Enrico Tassi <gareuselesinge@debian.org> | 2015-01-25 14:42:51 +0100 |
| commit | 7cfc4e5146be5666419451bdd516f1f3f264d24a (patch) | |
| tree | e4197645da03dc3c7cc84e434cc31d0a0cca7056 /theories/Classes/EquivDec.v | |
| parent | 420f78b2caeaaddc6fe484565b2d0e49c66888e5 (diff) | |
Imported Upstream version 8.5~beta1+dfsg
Diffstat (limited to 'theories/Classes/EquivDec.v')
| -rw-r--r-- | theories/Classes/EquivDec.v | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/theories/Classes/EquivDec.v b/theories/Classes/EquivDec.v index 8e3715ff..59e800c2 100644 --- a/theories/Classes/EquivDec.v +++ b/theories/Classes/EquivDec.v @@ -1,6 +1,6 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2014 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) @@ -53,7 +53,9 @@ Local Open Scope program_scope. (** Invert the branches. *) -Program Definition nequiv_dec `{EqDec A} (x y : A) : { x =/= y } + { x === y } := swap_sumbool (x == y). +Program Definition nequiv_dec `{EqDec A} (x y : A) : { x =/= y } + { x === y } := + swap_sumbool (x == y). + (** Overloaded notation for inequality. *) @@ -138,8 +140,7 @@ Program Instance list_eqdec `(eqa : EqDec A eq) : ! EqDec (list A) eq := | _, _ => in_right end }. - Solve Obligations using unfold equiv, complement in * ; program_simpl ; intuition (discriminate || eauto). - - Next Obligation. destruct y ; intuition eauto. Defined. + Next Obligation. destruct y ; unfold not in *; eauto. Defined. - Solve Obligations using unfold equiv, complement in * ; program_simpl ; intuition (discriminate || eauto). + Solve Obligations with unfold equiv, complement in * ; + program_simpl ; intuition (discriminate || eauto). |