diff options
| author |  herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2008-07-26 09:32:45 +0000 |
|---|---|---|
| committer | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2008-07-26 09:32:45 +0000 |
| commit | 781f9487907a301282b17452ad8cf596077cd896 (patch) | |
| tree | 9ff79b2875b4c41e1455211593d333296cddd338 /theories/QArith | |
| parent | 1b01b3bad1816aca956e624795fa5c555f629d4e (diff) | |
- Pour CoRN, rétablissement notations Qgt/Qge (mais cette fois avec
paramètres - ce qui satisfait la requête #1899 - et only parsing), en
attendant l'avis de Pierre.
- Des "points finals" manquants dans himsg.ml (cf 11230).
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@11268 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/QArith')
| -rw-r--r-- | theories/QArith/QArith_base.v | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/theories/QArith/QArith_base.v b/theories/QArith/QArith_base.v index f4b57d5be..a4e3a21a7 100644 --- a/theories/QArith/QArith_base.v +++ b/theories/QArith/QArith_base.v @@ -38,10 +38,14 @@ Notation " 1 " := (1#1) : Q_scope. Definition Qeq (p q : Q) := (Qnum p * QDen q)%Z = (Qnum q * QDen p)%Z. Definition Qle (x y : Q) := (Qnum x * QDen y <= Qnum y * QDen x)%Z. Definition Qlt (x y : Q) := (Qnum x * QDen y < Qnum y * QDen x)%Z. +Notation Qgt a b := (Qlt b a) (only parsing). +Notation Qge a b := (Qle b a) (only parsing). Infix "==" := Qeq (at level 70, no associativity) : Q_scope. Infix "<" := Qlt : Q_scope. -Infix "<=" := Qle : Q_scope. +Infix ">" := Qgt : Q_scope. +Infix "<=" := Qle : Q_scope (only parsing). +Infix ">=" := Qge : Q_scope (only parsing). Notation "x > y" := (Qlt y x)(only parsing) : Q_scope. Notation "x >= y" := (Qle y x)(only parsing) : Q_scope. Notation "x <= y <= z" := (x<=y/\y<=z) : Q_scope. |