add information of incompatibility about Prime.prime? [Bug #7395]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46061 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/prime.rb b/lib/prime.rb
index 6d3936e317..4b14a221f7 100644
--- a/lib/prime.rb
+++ b/lib/prime.rb
@@ -29,7 +29,7 @@ class Integer
     Prime.prime_division(self, generator)
   end
 
-  # Returns true if +self+ is a prime number, false for a composite.
+  # Returns true if +self+ is a prime number, else returns false.
   def prime?
     Prime.prime?(self)
   end
@@ -150,7 +150,7 @@ class Prime
   end
 
 
-  # Returns true if +value+ is prime, false for a composite.
+  # Returns true if +value+ is prime number, else returns false.
   #
   # == Parameters
   #