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-rw-r--r--src/algebra/derham.spad.pamphlet2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/algebra/derham.spad.pamphlet b/src/algebra/derham.spad.pamphlet
index 6b77c0e6..404df940 100644
--- a/src/algebra/derham.spad.pamphlet
+++ b/src/algebra/derham.spad.pamphlet
@@ -266,7 +266,7 @@ AntiSymm(R:Ring, lVar:List Symbol): Export == Implement where
m = 0 => 0
[ [Nul(dim), m::R] ]
- characteristic() == characteristic()$R
+ characteristic == characteristic$R
generator(j) ==
-- j < 1 or j > dim => error "your subscript is out of range"