From: Thomas Preymesser <thopre@...>
Date: 2009-07-12T05:58:42+09:00
Subject: Re: Math cube root

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2009/7/11 Zangief Ief <z4n9ief@gmail.com>

> Hi,
>
> Is there a cube root (as http://en.wikipedia.org/wiki/Cube_root)
>

class Numeric
  def root(arg)
    arg**(1.0/self)
  end
end

p 3.root 27
p 2.root 9

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