1 files changed, 0 insertions, 32 deletions
diff --git a/lib/rational.rb b/lib/rational.rb
index b12bf7ef38..87c5d3f111 100644
--- a/lib/rational.rb
+++ b/lib/rational.rb
@@ -15,35 +15,3 @@ class Bignum
   alias rpower **
 
 end
-
-class Integer
-
-  def gcd(other)
-    min = self.abs
-    max = other.abs
-    while min > 0
-      tmp = min
-      min = max % min
-      max = tmp
-    end
-    max
-  end
-
-  def lcm(other)
-    if self.zero? or other.zero?
-      0
-    else
-      (self.div(self.gcd(other)) * other).abs
-    end
-  end
-
-  def gcdlcm(other)
-    gcd = self.gcd(other)
-    if self.zero? or other.zero?
-      [gcd, 0]
-    else
-      [gcd, (self.div(gcd) * other).abs]
-    end
-  end
-
-end