diff options
Diffstat (limited to 'theories/ZArith/Zbool.v')
| -rw-r--r-- | theories/ZArith/Zbool.v | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/theories/ZArith/Zbool.v b/theories/ZArith/Zbool.v index 41d1b2b5..632d41b6 100644 --- a/theories/ZArith/Zbool.v +++ b/theories/ZArith/Zbool.v @@ -1,9 +1,11 @@ (************************************************************************) -(* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016 *) +(* * The Coq Proof Assistant / The Coq Development Team *) +(* v * INRIA, CNRS and contributors - Copyright 1999-2018 *) +(* <O___,, * (see CREDITS file for the list of authors) *) (* \VV/ **************************************************************) -(* // * This file is distributed under the terms of the *) -(* * GNU Lesser General Public License Version 2.1 *) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(* * (see LICENSE file for the text of the license) *) (************************************************************************) Require Import BinInt. @@ -33,10 +35,10 @@ Definition Zeven_odd_bool (x:Z) := bool_of_sumbool (Zeven_odd_dec x). (**********************************************************************) (** * Boolean comparisons of binary integers *) -Notation Zle_bool := Z.leb (compat "8.3"). -Notation Zge_bool := Z.geb (compat "8.3"). -Notation Zlt_bool := Z.ltb (compat "8.3"). -Notation Zgt_bool := Z.gtb (compat "8.3"). +Notation Zle_bool := Z.leb (only parsing). +Notation Zge_bool := Z.geb (only parsing). +Notation Zlt_bool := Z.ltb (only parsing). +Notation Zgt_bool := Z.gtb (only parsing). (** We now provide a direct [Z.eqb] that doesn't refer to [Z.compare]. The old [Zeq_bool] is kept for compatibility. *) @@ -87,7 +89,7 @@ Proof. apply Z.leb_le. Qed. -Notation Zle_bool_refl := Z.leb_refl (compat "8.3"). +Notation Zle_bool_refl := Z.leb_refl (only parsing). Lemma Zle_bool_antisym n m : (n <=? m) = true -> (m <=? n) = true -> n = m. |