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	<title>Comments on: Goodstein Sequences</title>
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		<title>By: Ars Mathematica  &#187; Blog Archive   &#187; Goodstein Revisited</title>
		<link>http://www.arsmathematica.net/archives/2005/05/19/goodstein-sequences/#comment-24</link>
		<dc:creator>Ars Mathematica  &#187; Blog Archive   &#187; Goodstein Revisited</dc:creator>
		<pubDate>Fri, 03 Jun 2005 16:02:46 +0000</pubDate>
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		<description>[...] sked for an example of what proof theory is good for.  I wanted to sketch an example using Goodstein sequences. 	Proving that Goodstein sequences always eventually g [...]</description>
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