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	<title>formulasearchengine - User contributions [en]</title>
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	<updated>2026-10-02T21:56:43Z</updated>
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		<title>Î</title>
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		<updated>2014-01-29T06:05:57Z</updated>

		<summary type="html">&lt;p&gt;115.64.120.88: /* French */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&#039;&#039;&#039;Chebyshev&#039;s theorem&#039;&#039;&#039; is a name given to several theorems  proven by [[Russia]]n [[mathematician]] [[Pafnuty Chebyshev]]&lt;br /&gt;
&lt;br /&gt;
* [[Bertrand&#039;s postulate]]&lt;br /&gt;
* [[Chebyshev&#039;s inequality]]&lt;br /&gt;
* [[Chebyshev&#039;s sum inequality]]&lt;br /&gt;
* Chebyshev&#039;s [[equioscillation theorem]]&lt;br /&gt;
* The statement that if the function &amp;lt;math&amp;gt;\scriptstyle \pi(x)\ln x/x&amp;lt;/math&amp;gt; has a limit at infinity, then the limit is 1 (where π is the prime-counting function). This result has been superseded by the [[prime number theorem]].&lt;br /&gt;
&lt;br /&gt;
{{mathdab}}&lt;/div&gt;</summary>
		<author><name>115.64.120.88</name></author>
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