(math-use-emacs-fn): Make sure that the number is formatted correctly.

diff --git a/lisp/calc/calc-math.el b/lisp/calc/calc-math.el
index c8e8cc1f052ea31a81ab67c4c0264c35c59af2ab..0f934e0af772db7d4b3f6cc28b1496618cc60908 100644 (file)
--- a/lisp/calc/calc-math.el
+++ b/lisp/calc/calc-math.el
@@ -106,7 +106,11 @@ If this can't be done, return NIL."
                (number-to-string
                 (funcall fn 
                         (string-to-number 
-                         (let ((calc-number-radix 10))
+                         (let 
+                              ((calc-number-radix 10)
+                               (calc-float-format (list 'float calc-internal-prec))
+                               (calc-group-digits nil)
+                               (calc-point-char "."))
                            (math-format-number (math-float x)))))))
             (error nil))))))