* complex.c: uses f_(in)?exact_p macro.

	* rational.c: ditto.

	* bignum.c (rb_big_pow): bignum**bignum - should calculate without
	  rational.

	* lib/complex.rb: should override Math module at most once.

	* lib/mathn.rb: requires 'cmath' directly.

-この行以下は無視されます --

M    complex.c
M    ChangeLog
M    lib/mathn.rb
M    lib/complex.rb
M    bignum.c
M    rational.c


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19431 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 2 deletions

diff --git a/lib/mathn.rb b/lib/mathn.rb
index 2af2b83da3..b29f994ac9 100644
--- a/lib/mathn.rb
+++ b/lib/mathn.rb
@@ -9,11 +9,15 @@
 #   
 #
 
-require "complex.rb"
-require "rational.rb"
+require "cmath.rb"
 require "matrix.rb"
 require "prime.rb"
 
+unless defined?(Math.exp!)
+  Object.instance_eval{remove_const :Math}
+  Math = CMath
+end
+
 class Fixnum
   remove_method :/
   alias / quo