Re: Math cube root

From	Sergey Avseyev <sergey.avseyev@gmail.com>
Newsgroups	comp.lang.ruby
Subject	Re: Math cube root
Date	2011-05-11 14:45 -0500
Organization	Service de news de lacave.net
Message-ID	<dbc7278d5a23fce616550d07283c1da1@ruby-forum.com> (permalink)
References	<52af0ed0252adbd3445f639fbff6282f@ruby-forum.com>

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How can you explain this:

    $ irb
    1.9.2p180 (main):001:0> 1000 ** (1.0/3)
    9.999999999999998
    1.9.2p180 (main):002:0> Math.sqrt(100)
    10.0

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Re: Math cube root Sergey Avseyev <sergey.avseyev@gmail.com> - 2011-05-11 14:45 -0500
  Re: Math cube root Jeremy Bopp <jeremy@bopp.net> - 2011-05-11 15:06 -0500
  Re: Math cube root Josef 'Jupp' Schugt <jupp@gmx.de> - 2011-05-12 07:25 -0500
    Re: Math cube root serialhex <serialhex@gmail.com> - 2011-05-12 08:54 -0500
      Re: Math cube root Colin Bartlett <colinb2r@googlemail.com> - 2011-05-12 10:26 -0500
        Re: Math cube root Josh Cheek <josh.cheek@gmail.com> - 2011-05-12 13:30 -0500
          Re: Math cube root serialhex <serialhex@gmail.com> - 2011-05-12 13:46 -0500
          Re: Math cube root Rob Biedenharn <Rob@AgileConsultingLLC.com> - 2011-05-12 13:53 -0500
            Re: Math cube root jzakiya <jzakiya@gmail.com> - 2011-05-12 13:20 -0700
              Re: Math cube root serialhex <serialhex@gmail.com> - 2011-05-12 15:36 -0500
          Re: Math cube root Martin DeMello <martindemello@gmail.com> - 2011-05-14 13:12 -0500

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