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-rw-r--r--lisp/calc/calc-cplx.el4
1 files changed, 2 insertions, 2 deletions
diff --git a/lisp/calc/calc-cplx.el b/lisp/calc/calc-cplx.el
index 4a453a73d72..35cd31dfb4f 100644
--- a/lisp/calc/calc-cplx.el
+++ b/lisp/calc/calc-cplx.el
@@ -273,8 +273,8 @@
(or (eq (car-safe val) 'special-const)
(equal val '(cplx 0 1))
(and (eq (car-safe val) 'polar)
- (eq (nth 1 val) 0)
- (Math-equal (nth 1 val) (math-quarter-circle nil))))))
+ (eq (nth 1 val) 1)
+ (Math-equal (nth 2 val) (math-quarter-circle nil))))))
;;; Extract the real or complex part of a complex number. [R N] [Public]
;;; Also extracts the real part of a modulo form.