--- a/src/HOL/Library/normarith.ML Wed Oct 21 16:41:22 2009 +1100
+++ b/src/HOL/Library/normarith.ML Wed Oct 21 08:16:25 2009 +0200
@@ -286,7 +286,7 @@
val dests = distinct (op aconvc) (map snd rawdests)
val srcfuns = map vector_lincomb sources
val destfuns = map vector_lincomb dests
- val vvs = fold_rev (curry (gen_union op aconvc) o FuncUtil.Ctermfunc.dom) (srcfuns @ destfuns) []
+ val vvs = fold_rev (curry (union op aconvc) o FuncUtil.Ctermfunc.dom) (srcfuns @ destfuns) []
val n = length srcfuns
val nvs = 1 upto n
val srccombs = srcfuns ~~ nvs