[DOC] replace Fixnum with Integer [ci skip]

* numeric.c: [DOC] update document for Integer class.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56492 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/math.c b/math.c
index b15e87113c..e1c0e1b1ad 100644
--- a/math.c
+++ b/math.c
@@ -683,7 +683,7 @@ math_cbrt(VALUE obj, VALUE x)
  *     Math.frexp(x)    -> [fraction, exponent]
  *
  *  Returns a two-element array containing the normalized fraction (a Float)
- *  and exponent (a Fixnum) of +x+.
+ *  and exponent (an Integer) of +x+.
  *
  *     fraction, exponent = Math.frexp(1234)   #=> [0.6025390625, 11]
  *     fraction * 2**exponent                  #=> 1234.0