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