1 files changed, 10 insertions, 0 deletions
diff --git a/trunk/lib/complex.rb b/trunk/lib/complex.rb
new file mode 100644
index 0000000000..1845f30b1f
--- /dev/null
+++ b/trunk/lib/complex.rb
@@ -0,0 +1,10 @@
+require 'cmath'
+
+Object.instance_eval{remove_const :Math}
+Math = CMath
+
+def Complex.generic? (other)
+  other.kind_of?(Integer) ||
+  other.kind_of?(Float)   ||
+  other.kind_of?(Rational)
+end