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-rw-r--r--src/algebra/vector.spad.pamphlet2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/algebra/vector.spad.pamphlet b/src/algebra/vector.spad.pamphlet
index a708524a..110758da 100644
--- a/src/algebra/vector.spad.pamphlet
+++ b/src/algebra/vector.spad.pamphlet
@@ -330,7 +330,7 @@ DirectProduct(dim:NonNegativeInteger, R:Type):
parts x == VEC2LIST(x)$Lisp
directProduct z ==
- size?(z, dim) => per copy z
+ #z = dim => per copy z
error "Not of the correct length"