From: Roger Pack <rogerdpack2@...>
Date: 2011-06-17T06:17:01+09:00
Subject: [ruby-core:37181] Re: [Ruby 1.9 - Feature #4890][Open] Enumerable#lazy

> � p (1..INFINITY).lazy.map{|n| n**2+1}.select{|m| m.prime?}.take(100)

I like it!
-roger-