akr	2009-09-05 09:40:13 +0900 (Sat, 05 Sep 2009)

  New Revision: 24756

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=24756

  Log:
    update comment.

  Modified files:
    trunk/math.c

Index: math.c
===================================================================
--- math.c	(revision 24755)
+++ math.c	(revision 24756)
@@ -661,7 +661,8 @@
         /* fact(21) */ 51090942171709440000.0,
         /* fact(22) */ 1124000727777607680000.0,
         /* fact(23)=25852016738884976640000 needs 56bit mantissa which is
-         * impossible to represent exactly in IEEE 754 double. */
+         * impossible to represent exactly in IEEE 754 double which have
+         * 53bit mantissa. */
     };
     double d0, d;
     double intpart, fracpart;

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