diff options
Diffstat (limited to 'theories/Numbers/Integer/Abstract/ZBase.v')
| -rw-r--r-- | theories/Numbers/Integer/Abstract/ZBase.v | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/theories/Numbers/Integer/Abstract/ZBase.v b/theories/Numbers/Integer/Abstract/ZBase.v index 29e18548..0f71f2cc 100644 --- a/theories/Numbers/Integer/Abstract/ZBase.v +++ b/theories/Numbers/Integer/Abstract/ZBase.v @@ -8,7 +8,7 @@ (* Evgeny Makarov, INRIA, 2007 *) (************************************************************************) -(*i $Id: ZBase.v 11040 2008-06-03 00:04:16Z letouzey $ i*) +(*i $Id: ZBase.v 11674 2008-12-12 19:48:40Z letouzey $ i*) Require Export Decidable. Require Export ZAxioms. @@ -36,14 +36,14 @@ Proof NZpred_succ. Theorem Zeq_refl : forall n : Z, n == n. Proof (proj1 NZeq_equiv). -Theorem Zeq_symm : forall n m : Z, n == m -> m == n. +Theorem Zeq_sym : forall n m : Z, n == m -> m == n. Proof (proj2 (proj2 NZeq_equiv)). Theorem Zeq_trans : forall n m p : Z, n == m -> m == p -> n == p. Proof (proj1 (proj2 NZeq_equiv)). -Theorem Zneq_symm : forall n m : Z, n ~= m -> m ~= n. -Proof NZneq_symm. +Theorem Zneq_sym : forall n m : Z, n ~= m -> m ~= n. +Proof NZneq_sym. Theorem Zsucc_inj : forall n1 n2 : Z, S n1 == S n2 -> n1 == n2. Proof NZsucc_inj. |