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	Comments on: Happy Birthday Mary!	</title>
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		By: Shankar		</title>
		<link>https://gregladen.com/blog/2011/09/10/happy-birthday-mary/#comment-57492</link>

		<dc:creator><![CDATA[Shankar]]></dc:creator>
		<pubDate>Wed, 12 Mar 2014 19:56:00 +0000</pubDate>
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					<description><![CDATA[Pretty interesting quote from Chaitin:I&#039;m trinyg to create a new field, and I&#039;d like to invite you all to leap in, join [me] if you feel like it. I think we have a remarkable opportunity to create a kind of a theoretical mathematical biology So let me tell you a little bit about this viewpoint   of biology which I think may enable us to create a new   mathematical version of Darwin&#039;s theory, maybe even prove that evolution works for the skeptics who don&#039;t believe it I don&#039;t want evolution to stagnate, because as a pure mathematician, if the system evolves and it stops evolving, that&#039;s like it never evolved at all  I want to prove that evolution can go on forever OK, so software is everywhere there, and what I want to do is make a theory about randomly evolving, mutating and evolving software   a little toy model of evolution where I can prove theorems, because I love Darwin&#039;s theory, I have nothing against it, but, you know, it&#039;s just an empirical theory. As a pure mathematician, that&#039;s not good enough   John Maynard Smith is saying that we define life as something that evolves according to Darwin&#039;s theory of evolution. Now this may seem that it&#039;s totally circular reasoning, but it&#039;s not. It&#039;s not that kind of reasoning, because the whole point, as a pure mathematician, is to prove that there is something in the world of pure math that satisfies this definition   you know, to invent a mathematical life-form in the Pythagorean world that I can prove actually does evolve according to Darwin&#039;s theory, and to prove that there is something which satisfies this definition of being alive. And that will be at least a proof that in some toy model, Darwin&#039;s theory of evolution works   which I regard as the first step in developing this as a theory, this viewpoint of life as evolving software . I want to know what is the simplest thing I need mathematically to show that evolution by natural selection works on it? You see, so this will be the simplest possible life form that I can come up with .]]></description>
			<content:encoded><![CDATA[<p>Pretty interesting quote from Chaitin:I&#8217;m trinyg to create a new field, and I&#8217;d like to invite you all to leap in, join [me] if you feel like it. I think we have a remarkable opportunity to create a kind of a theoretical mathematical biology So let me tell you a little bit about this viewpoint   of biology which I think may enable us to create a new   mathematical version of Darwin&#8217;s theory, maybe even prove that evolution works for the skeptics who don&#8217;t believe it I don&#8217;t want evolution to stagnate, because as a pure mathematician, if the system evolves and it stops evolving, that&#8217;s like it never evolved at all  I want to prove that evolution can go on forever OK, so software is everywhere there, and what I want to do is make a theory about randomly evolving, mutating and evolving software   a little toy model of evolution where I can prove theorems, because I love Darwin&#8217;s theory, I have nothing against it, but, you know, it&#8217;s just an empirical theory. As a pure mathematician, that&#8217;s not good enough   John Maynard Smith is saying that we define life as something that evolves according to Darwin&#8217;s theory of evolution. Now this may seem that it&#8217;s totally circular reasoning, but it&#8217;s not. It&#8217;s not that kind of reasoning, because the whole point, as a pure mathematician, is to prove that there is something in the world of pure math that satisfies this definition   you know, to invent a mathematical life-form in the Pythagorean world that I can prove actually does evolve according to Darwin&#8217;s theory, and to prove that there is something which satisfies this definition of being alive. And that will be at least a proof that in some toy model, Darwin&#8217;s theory of evolution works   which I regard as the first step in developing this as a theory, this viewpoint of life as evolving software . I want to know what is the simplest thing I need mathematically to show that evolution by natural selection works on it? You see, so this will be the simplest possible life form that I can come up with .</p>
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