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	<id>https://wiki.bbchallenge.org/w/index.php?action=history&amp;feed=atom&amp;title=User%3ADF476</id>
	<title>User:DF476 - Revision history</title>
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	<updated>2026-09-02T00:15:12Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.5</generator>
	<entry>
		<id>https://wiki.bbchallenge.org/w/index.php?title=User:DF476&amp;diff=1285&amp;oldid=prev</id>
		<title>DF476 at 14:45, 15 November 2024</title>
		<link rel="alternate" type="text/html" href="https://wiki.bbchallenge.org/w/index.php?title=User:DF476&amp;diff=1285&amp;oldid=prev"/>
		<updated>2024-11-15T14:45:08Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:45, 15 November 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l4&quot;&gt;Line 4:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 4:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;=== Cyclers ===&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;=== Cyclers ===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;pre&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;3 of the 26 non-halting TMs are [[Cycler|cyclers]]. The following list orders them by the period (the left number) and the preperiod (the right one).&lt;/ins&gt;&amp;lt;pre&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1RB1RB_0LA&lt;/del&gt;---&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1RB0RB_0LA&lt;/ins&gt;--- &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;CYCLER 4 1&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1RB0RB_0LA&lt;/del&gt;---&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1RB1RB_0LA&lt;/ins&gt;--- &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;CYCLER 2 1&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;1RB---_0LB1RB&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;1RB---_0LB1RB &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;CYCLER 2 1&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/pre&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/pre&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;

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&lt;/table&gt;</summary>
		<author><name>DF476</name></author>
	</entry>
	<entry>
		<id>https://wiki.bbchallenge.org/w/index.php?title=User:DF476&amp;diff=1282&amp;oldid=prev</id>
		<title>DF476: Created page with &quot;I&#039;m working this section for the BB(2) page, once it&#039;s been completed I would update it.  Classification of 2-state 2-symbol non-halting machines:  === Cyclers === &lt;pre&gt; 1RB1RB_0LA--- 1RB0RB_0LA--- 1RB---_0LB1RB  &lt;/pre&gt;  === Translated Cyclers === &lt;pre&gt; 1RB1RA_1LA--- 1RB1RA_0LA--- 1RB1LB_0LA--- 1RB0RA_1LA--- 1RB0RA_0LA--- 1RB0LB_0LA--- 1RB0LA_1LA--- 1RB0LA_0LA--- 1RB---_1RB--- 1RB---_1RA--- 1RB---_1LB1RB 1RB---_1LB1LB 1RB---_1LB0RB 1RB---_1LB0LB 1RB---_1LB0LA 1RB---_0RB-...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.bbchallenge.org/w/index.php?title=User:DF476&amp;diff=1282&amp;oldid=prev"/>
		<updated>2024-11-15T06:30:11Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;I&amp;#039;m working this section for the BB(2) page, once it&amp;#039;s been completed I would update it.  Classification of 2-state 2-symbol non-halting machines:  === Cyclers === &amp;lt;pre&amp;gt; 1RB1RB_0LA--- 1RB0RB_0LA--- 1RB---_0LB1RB  &amp;lt;/pre&amp;gt;  === Translated Cyclers === &amp;lt;pre&amp;gt; 1RB1RA_1LA--- 1RB1RA_0LA--- 1RB1LB_0LA--- 1RB0RA_1LA--- 1RB0RA_0LA--- 1RB0LB_0LA--- 1RB0LA_1LA--- 1RB0LA_0LA--- 1RB---_1RB--- 1RB---_1RA--- 1RB---_1LB1RB 1RB---_1LB1LB 1RB---_1LB0RB 1RB---_1LB0LB 1RB---_1LB0LA 1RB---_0RB-...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;I&amp;#039;m working this section for the BB(2) page, once it&amp;#039;s been completed I would update it.&lt;br /&gt;
&lt;br /&gt;
Classification of 2-state 2-symbol non-halting machines:&lt;br /&gt;
&lt;br /&gt;
=== Cyclers ===&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
1RB1RB_0LA---&lt;br /&gt;
1RB0RB_0LA---&lt;br /&gt;
1RB---_0LB1RB&lt;br /&gt;
&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Translated Cyclers ===&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
1RB1RA_1LA---&lt;br /&gt;
1RB1RA_0LA---&lt;br /&gt;
1RB1LB_0LA---&lt;br /&gt;
1RB0RA_1LA---&lt;br /&gt;
1RB0RA_0LA---&lt;br /&gt;
1RB0LB_0LA---&lt;br /&gt;
1RB0LA_1LA---&lt;br /&gt;
1RB0LA_0LA---&lt;br /&gt;
1RB---_1RB---&lt;br /&gt;
1RB---_1RA---&lt;br /&gt;
1RB---_1LB1RB&lt;br /&gt;
1RB---_1LB1LB&lt;br /&gt;
1RB---_1LB0RB&lt;br /&gt;
1RB---_1LB0LB&lt;br /&gt;
1RB---_1LB0LA&lt;br /&gt;
1RB---_0RB---&lt;br /&gt;
1RB---_0RA---&lt;br /&gt;
1RB---_0LB1RA&lt;br /&gt;
1RB---_0LB1LB&lt;br /&gt;
1RB---_0LB0RB&lt;br /&gt;
1RB---_0LB0RA&lt;br /&gt;
1RB---_0LB0LB&lt;br /&gt;
1RB---_0LB0LA&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;/div&gt;</summary>
		<author><name>DF476</name></author>
	</entry>
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