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	<title>Доклад:21.9.2012 - История изменений</title>
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	<updated>2026-04-15T12:00:45Z</updated>
	<subtitle>История изменений этой страницы в вики</subtitle>
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	<entry>
		<id>http://www.dyn-sys.org/w/index.php?title=%D0%94%D0%BE%D0%BA%D0%BB%D0%B0%D0%B4:21.9.2012&amp;diff=260&amp;oldid=prev</id>
		<title>Ilya Schurov: 1 версия</title>
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		<updated>2012-10-24T23:01:35Z</updated>

		<summary type="html">&lt;p&gt;1 версия&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;ru&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Предыдущая версия&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Версия от 16:01, 24 октября 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;ru&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(нет различий)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Ilya Schurov</name></author>
	</entry>
	<entry>
		<id>http://www.dyn-sys.org/w/index.php?title=%D0%94%D0%BE%D0%BA%D0%BB%D0%B0%D0%B4:21.9.2012&amp;diff=259&amp;oldid=prev</id>
		<title>Victor Kleptsyn: Новая страница: «&#039;&#039;&#039;Random conservative cylinder maps&#039;&#039;&#039;  &#039;&#039;Юрий Лима&#039;&#039;  A theorem of Kakutani gives necessary and sufficient conditions for ergodicity of a probability me…»</title>
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		<updated>2012-09-16T18:27:40Z</updated>

		<summary type="html">&lt;p&gt;Новая страница: «&amp;#039;&amp;#039;&amp;#039;Random conservative cylinder maps&amp;#039;&amp;#039;&amp;#039;  &amp;#039;&amp;#039;Юрий Лима&amp;#039;&amp;#039;  A theorem of Kakutani gives necessary and sufficient conditions for ergodicity of a probability me…»&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;Random conservative cylinder maps&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;Юрий Лима&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
A theorem of Kakutani gives necessary and sufficient conditions for&lt;br /&gt;
ergodicity of a probability measure-preserving random dynamical&lt;br /&gt;
system. If the condition of finiteness of the measure is dropped, then&lt;br /&gt;
the result is no longer true.&lt;br /&gt;
&lt;br /&gt;
There is, however, a large class of conservative maps of the&lt;br /&gt;
cylinders, given by R-extensions of a same probability&lt;br /&gt;
measure-preserving transformation, where the theorem remains true. We&lt;br /&gt;
will discuss this class and prove that, in this context, Kakutani&amp;#039;s&lt;br /&gt;
theorem indeed remains valid. If time permits, we also discuss the&lt;br /&gt;
statistical properties of the Birkhoff sums. Joint work with Patricia&lt;br /&gt;
Cirilo and Enrique Pujals.&lt;/div&gt;</summary>
		<author><name>Victor Kleptsyn</name></author>
	</entry>
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