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authorGravatar letouzey <letouzey@85f007b7-540e-0410-9357-904b9bb8a0f7>2011-07-01 17:38:17 +0000
committerGravatar letouzey <letouzey@85f007b7-540e-0410-9357-904b9bb8a0f7>2011-07-01 17:38:17 +0000
commitd2204e78c2d8bfc4f46ba541749b07dedd5e7969 (patch)
treed2c9de4d986dc2f37744fad6f434ddac1506a8e0 /theories/Numbers/NatInt
parentae95b79d0912a7b1a5370854cb6fb1aadb1db6b2 (diff)
Cleanup of files related with power over Z.
- Zpow_def, Zpower, Zpow_facts shortened thanks to stuff in BinInt.Z - The alternative Zpower_alt is now in a separate file Zpow_alt.v, not loaded by default. - Some more injection lemmas in Znat (pow, div, mod, quot, rem) - Btw, added a "square" function in Z, N, Pos, ... (instead of Zpow_facts.Zsquare). git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@14253 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Numbers/NatInt')
-rw-r--r--theories/Numbers/NatInt/NZAxioms.v6
1 files changed, 6 insertions, 0 deletions
diff --git a/theories/Numbers/NatInt/NZAxioms.v b/theories/Numbers/NatInt/NZAxioms.v
index 4dedcfe32..fcd98787f 100644
--- a/theories/Numbers/NatInt/NZAxioms.v
+++ b/theories/Numbers/NatInt/NZAxioms.v
@@ -137,3 +137,9 @@ Module Type NZDecOrdSig' := NZOrdSig' <+ HasCompare.
Module Type NZDecOrdAxiomsSig := NZOrdAxiomsSig <+ HasCompare.
Module Type NZDecOrdAxiomsSig' := NZOrdAxiomsSig' <+ HasCompare.
+(** A square function *)
+
+Module Type NZSquare (Import NZ : NZBasicFunsSig').
+ Parameter Inline square : t -> t.
+ Axiom square_spec : forall n, square n == n * n.
+End NZSquare.