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-rw-r--r--lisp/calc/calc-lang.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/calc/calc-lang.el b/lisp/calc/calc-lang.el
index b4b2d4cc4f4..0117f449dd5 100644
--- a/lisp/calc/calc-lang.el
+++ b/lisp/calc/calc-lang.el
@@ -2181,7 +2181,7 @@ order to Calc's."
v math-read-big-baseline))
;; Small radical sign.
- ((and (= other-char ?V)
+ ((and (memq other-char '(?V ?√))
(= (math-read-big-char (1+ math-rb-h1) (1- v)) ?\_))
(setq h (1+ math-rb-h1))
(math-read-big-emptyp math-rb-h1 math-rb-v1 h (1- v) nil t)