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authorbarras2004-03-05 21:35:15 +0000
committerbarras2004-03-05 21:35:15 +0000
commitb2cf3bc56ebd4511070ccfedd0f0895a695a6b23 (patch)
treef47ecbfc4e8c8c976773e529a6ecafeb07175175 /lib/util.ml
parent5361cc1ac8baec7b519288dae36e9503d82d7709 (diff)
modif des fixpoints pour que si on donne une notation au produit, les pts fixes s'affichent correctement
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@5435 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'lib/util.ml')
-rw-r--r--lib/util.ml19
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/util.ml b/lib/util.ml
index f57b9a6dbc..f2af9f6d43 100644
--- a/lib/util.ml
+++ b/lib/util.ml
@@ -401,6 +401,25 @@ let array_for_all2 f v1 v2 =
let lv1 = Array.length v1 in
lv1 = Array.length v2 && allrec (pred lv1)
+let array_for_all3 f v1 v2 v3 =
+ let rec allrec = function
+ | -1 -> true
+ | n -> (f v1.(n) v2.(n) v3.(n)) && (allrec (n-1))
+ in
+ let lv1 = Array.length v1 in
+ lv1 = Array.length v2 && lv1 = Array.length v3 && allrec (pred lv1)
+
+let array_for_all4 f v1 v2 v3 v4 =
+ let rec allrec = function
+ | -1 -> true
+ | n -> (f v1.(n) v2.(n) v3.(n) v4.(n)) && (allrec (n-1))
+ in
+ let lv1 = Array.length v1 in
+ lv1 = Array.length v2 &&
+ lv1 = Array.length v3 &&
+ lv1 = Array.length v4 &&
+ allrec (pred lv1)
+
let array_hd v =
match Array.length v with
| 0 -> failwith "array_hd"