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	<id>https://en.formulasearchengine.com/index.php?action=history&amp;feed=atom&amp;title=Hilbert%27s_sixteenth_problem</id>
	<title>Hilbert&#039;s sixteenth problem - Revision history</title>
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	<updated>2026-04-18T10:41:19Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;diff=229484&amp;oldid=prev</id>
		<title>en&gt;Materialscientist: Reverted 1 edit by 119.93.109.57 identified as test/vandalism using STiki</title>
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		<updated>2014-08-29T11:00:38Z</updated>

		<summary type="html">&lt;p&gt;Reverted 1 edit by &lt;a href=&quot;/wiki/Special:Contributions/119.93.109.57&quot; title=&quot;Special:Contributions/119.93.109.57&quot;&gt;119.93.109.57&lt;/a&gt; identified as test/vandalism using &lt;a href=&quot;/index.php?title=WP:STiki&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;WP:STiki (page does not exist)&quot;&gt;STiki&lt;/a&gt;&lt;/p&gt;
&lt;a href=&quot;https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;amp;diff=229484&amp;amp;oldid=4437&quot;&gt;Show changes&lt;/a&gt;</summary>
		<author><name>en&gt;Materialscientist</name></author>
	</entry>
	<entry>
		<id>https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;diff=4437&amp;oldid=prev</id>
		<title>en&gt;Clarkcj12: Reverted edits by 203.17.203.1 (talk): nonconstructive edits (HG)</title>
		<link rel="alternate" type="text/html" href="https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;diff=4437&amp;oldid=prev"/>
		<updated>2013-11-29T03:24:17Z</updated>

		<summary type="html">&lt;p&gt;Reverted edits by &lt;a href=&quot;/wiki/Special:Contributions/203.17.203.1&quot; title=&quot;Special:Contributions/203.17.203.1&quot;&gt;203.17.203.1&lt;/a&gt; (&lt;a href=&quot;/index.php?title=User_talk:203.17.203.1&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;User talk:203.17.203.1 (page does not exist)&quot;&gt;talk&lt;/a&gt;): nonconstructive edits (&lt;a href=&quot;/index.php?title=WP:HG&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;WP:HG (page does not exist)&quot;&gt;HG&lt;/a&gt;)&lt;/p&gt;
&lt;a href=&quot;https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;amp;diff=4437&amp;amp;oldid=229483&quot;&gt;Show changes&lt;/a&gt;</summary>
		<author><name>en&gt;Clarkcj12</name></author>
	</entry>
	<entry>
		<id>https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;diff=229483&amp;oldid=prev</id>
		<title>en&gt;Zad68: Reverted edits by 174.31.15.235 (talk) to last revision by ClueBot NG (HG)</title>
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		<updated>2012-04-23T20:16:09Z</updated>

		<summary type="html">&lt;p&gt;Reverted edits by &lt;a href=&quot;/wiki/Special:Contributions/174.31.15.235&quot; title=&quot;Special:Contributions/174.31.15.235&quot;&gt;174.31.15.235&lt;/a&gt; (&lt;a href=&quot;/index.php?title=User_talk:174.31.15.235&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;User talk:174.31.15.235 (page does not exist)&quot;&gt;talk&lt;/a&gt;) to last revision by ClueBot NG (&lt;a href=&quot;/index.php?title=WP:HG&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;WP:HG (page does not exist)&quot;&gt;HG&lt;/a&gt;)&lt;/p&gt;
&lt;a href=&quot;https://en.formulasearchengine.com/index.php?title=Hilbert%27s_sixteenth_problem&amp;amp;diff=229483&quot;&gt;Show changes&lt;/a&gt;</summary>
		<author><name>en&gt;Zad68</name></author>
	</entry>
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