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	<id>https://apm.bplaced.net/w/index.php?action=history&amp;feed=atom&amp;title=Jittery_finger_problem</id>
	<title>Jittery finger problem - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://apm.bplaced.net/w/index.php?action=history&amp;feed=atom&amp;title=Jittery_finger_problem"/>
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	<updated>2026-04-20T16:04:10Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.0</generator>
	<entry>
		<id>https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=19424&amp;oldid=prev</id>
		<title>Apm: category:Incremental path category:Direct path</title>
		<link rel="alternate" type="text/html" href="https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=19424&amp;oldid=prev"/>
		<updated>2026-03-29T16:27:44Z</updated>

		<summary type="html">&lt;p&gt;&lt;a href=&quot;/w/index.php?title=Category:Incremental_path&quot; title=&quot;Category:Incremental path&quot;&gt;category:Incremental path&lt;/a&gt; &lt;a href=&quot;/w/index.php?title=Category:Direct_path&quot; title=&quot;Category:Direct path&quot;&gt;category:Direct path&lt;/a&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 18:27, 29 March 2026&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-l21&quot;&gt;Line 21:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 21:&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;* [[Same relative deflections across scales]]&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;* [[Same relative deflections across scales]]&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;div&gt;* [[How absolute stiffness diminishes with scale]], see [[scaling law]]s for now.&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;* [[How absolute stiffness diminishes with scale]], see [[scaling law]]s for now.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&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;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&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;[[category:Incremental path]] [[category:Direct path]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Apm</name></author>
	</entry>
	<entry>
		<id>https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=15499&amp;oldid=prev</id>
		<title>Apm: Apm moved page Jittery fingers to Jittery finger problem: matching the consistent pattern</title>
		<link rel="alternate" type="text/html" href="https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=15499&amp;oldid=prev"/>
		<updated>2023-08-30T09:28:02Z</updated>

		<summary type="html">&lt;p&gt;Apm moved page &lt;a href=&quot;/w/index.php?title=Jittery_fingers&quot; class=&quot;mw-redirect&quot; title=&quot;Jittery fingers&quot;&gt;Jittery fingers&lt;/a&gt; to &lt;a href=&quot;/w/index.php?title=Jittery_finger_problem&quot; title=&quot;Jittery finger problem&quot;&gt;Jittery finger problem&lt;/a&gt;: matching the consistent pattern&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;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:28, 30 August 2023&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Apm</name></author>
	</entry>
	<entry>
		<id>https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=15498&amp;oldid=prev</id>
		<title>Apm: /* Deflections (wobbling) from thermal motions */ improvements</title>
		<link rel="alternate" type="text/html" href="https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=15498&amp;oldid=prev"/>
		<updated>2023-08-30T09:26:28Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Deflections (wobbling) from thermal motions: &lt;/span&gt; improvements&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 11:26, 30 August 2023&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-l10&quot;&gt;Line 10:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 10:&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;The concern here is that &amp;#039;&amp;#039;&amp;#039;nanorobotic machinery and tooltips may jitter too much to allow for [[positional atomic precision|positionally atomically precise]] [[mechanosynthesis]]&amp;#039;&amp;#039;&amp;#039;.&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;The concern here is that &amp;#039;&amp;#039;&amp;#039;nanorobotic machinery and tooltips may jitter too much to allow for [[positional atomic precision|positionally atomically precise]] [[mechanosynthesis]]&amp;#039;&amp;#039;&amp;#039;.&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;
&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;This is strongly related to [[wobbly fingers]] and [[sloppy fingers]] as [[stiffness]] (and choice of robotic geometry) is what keeps deflection amplitudes &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;from &lt;/del&gt;jittering agitated by thermal motions in check. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;br&amp;gt;&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;This is &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;&#039;&lt;/ins&gt;strongly related to [[wobbly fingers]] and [[sloppy fingers]]&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;&#039; &lt;/ins&gt;as &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;br&amp;gt;&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;So the concern is discussed there. Results are promising for this to work.&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;[[stiffness]] (and &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[&lt;/ins&gt;choice of robotic geometry&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;]]&lt;/ins&gt;) is what keeps deflection amplitudes &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;(&lt;/ins&gt;jittering&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;) &amp;lt;br&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&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;agitated by thermal motions in check. So the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;&#039;&lt;/ins&gt;concern is discussed there&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;&#039;&lt;/ins&gt;. Results are promising for this to work.&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;
&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;== Related ==&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;== Related ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Apm</name></author>
	</entry>
	<entry>
		<id>https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=15497&amp;oldid=prev</id>
		<title>Apm: basic page</title>
		<link rel="alternate" type="text/html" href="https://apm.bplaced.net/w/index.php?title=Jittery_finger_problem&amp;diff=15497&amp;oldid=prev"/>
		<updated>2023-08-30T09:21:17Z</updated>

		<summary type="html">&lt;p&gt;basic page&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{stub}}&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Up: [[Finger problems]]&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
This page is completing the [[finger problems]] pages. &amp;lt;br&amp;gt;&lt;br /&gt;
Beyond [[fat fingers]] and [[sticky fingers]] suggesting themselves are: &amp;lt;br&amp;gt;&lt;br /&gt;
[[sloppy fingers]], [[wobbly fingers]], and [[jittery fingers]].&lt;br /&gt;
&lt;br /&gt;
== Deflections (wobbling) from thermal motions ==&lt;br /&gt;
&lt;br /&gt;
The concern here is that &amp;#039;&amp;#039;&amp;#039;nanorobotic machinery and tooltips may jitter too much to allow for [[positional atomic precision|positionally atomically precise]] [[mechanosynthesis]]&amp;#039;&amp;#039;&amp;#039;.&lt;br /&gt;
&lt;br /&gt;
This is strongly related to [[wobbly fingers]] and [[sloppy fingers]] as [[stiffness]] (and choice of robotic geometry) is what keeps deflection amplitudes from jittering agitated by thermal motions in check. &amp;lt;br&amp;gt;&lt;br /&gt;
So the concern is discussed there. Results are promising for this to work.&lt;br /&gt;
&lt;br /&gt;
== Related ==&lt;br /&gt;
&lt;br /&gt;
* [[Thermal motion]]&lt;br /&gt;
----&lt;br /&gt;
* [[Stiffness]]&lt;br /&gt;
* [[Same relative deflections across scales]]&lt;br /&gt;
* [[How absolute stiffness diminishes with scale]], see [[scaling law]]s for now.&lt;/div&gt;</summary>
		<author><name>Apm</name></author>
	</entry>
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