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authorJay Belanger <jay.p.belanger@gmail.com>2006-01-21 04:31:11 +0000
committerJay Belanger <jay.p.belanger@gmail.com>2006-01-21 04:31:11 +0000
commita6c72dc393be9cf3629bf62c3b65f737533b5010 (patch)
tree9270456164732778f7c898d6aba03184abbcbcfe
parentd1deeedac74d39d90a65a74c03fbb7aab05e1c6b (diff)
downloademacs-a6c72dc393be9cf3629bf62c3b65f737533b5010.tar.gz
(calc-sum-rec): Fix the case where the lower limit is 0.
-rw-r--r--lisp/ChangeLog5
-rw-r--r--lisp/calc/calcalg2.el2
2 files changed, 6 insertions, 1 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index b56b402a6af..d84868c746c 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-20 Jay Belanger <belanger@truman.edu>
+
+ * calc/calcalg2.el (calc-sum-rec): Fix the sum when the lower
+ limit is 0.
+
2006-01-20 Carsten Dominik <dominik@science.uva.nl>
* textmodes/org.el: (org-open-at-point): Fixed bug with matching a
diff --git a/lisp/calc/calcalg2.el b/lisp/calc/calcalg2.el
index c0fa5310bf4..849ec42c5f6 100644
--- a/lisp/calc/calcalg2.el
+++ b/lisp/calc/calcalg2.el
@@ -2012,7 +2012,7 @@
n (1+ n)
t1 (cdr t1)))
(setq n (math-build-polynomial-expr poly high))
- (if (memq low '(0 1))
+ (if (= low 1)
n
(math-sub n (math-build-polynomial-expr poly
(math-sub low 1))))))