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	<id>https://en.xen.wiki/index.php?action=history&amp;feed=atom&amp;title=Undevicesimal_counterschisma</id>
	<title>Undevicesimal counterschisma - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://en.xen.wiki/index.php?action=history&amp;feed=atom&amp;title=Undevicesimal_counterschisma"/>
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	<updated>2026-06-16T15:58:11Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://en.xen.wiki/index.php?title=Undevicesimal_counterschisma&amp;diff=198240&amp;oldid=prev</id>
		<title>Xenllium at 12:00, 31 May 2025</title>
		<link rel="alternate" type="text/html" href="https://en.xen.wiki/index.php?title=Undevicesimal_counterschisma&amp;diff=198240&amp;oldid=prev"/>
		<updated>2025-05-31T12:00:12Z</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;
				&lt;col class=&quot;diff-marker&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 12:00, 31 May 2025&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-l14&quot;&gt;Line 14:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 14:&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;== See also ==&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;== See also ==&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;* [[Unnoticeable comma]]&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;* [[Unnoticeable comma]]&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;* [[Counterschisma|5-limit counterschisma]]&lt;/ins&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;
&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;[[Category:Commas named for the intervals they stack]]&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;[[Category:Commas named for the intervals they stack]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Xenllium</name></author>
	</entry>
	<entry>
		<id>https://en.xen.wiki/index.php?title=Undevicesimal_counterschisma&amp;diff=198061&amp;oldid=prev</id>
		<title>Xenllium: Created page with &quot;{{Infobox Interval | Ratio = 717897987691852588770249 / &lt;br&gt;717799705396186072481792 | Monzo = -75 50 0 0 0 0 0 -1 | Name = undevicesimal counterschisma | Color name = L&lt;sup&gt;7&lt;/sup&gt;19u-6, seplanu negative 6th | Comma = yes }}  The &#039;&#039;&#039;undevicesimal counterschisma&#039;&#039;&#039; is a 19-limit unnoticeable comma measuring about 0.24 cents. While the undevicesimal schisma (513/512) is the difference between the Pythagorean minor third (32/27) and the 19/1...&quot;</title>
		<link rel="alternate" type="text/html" href="https://en.xen.wiki/index.php?title=Undevicesimal_counterschisma&amp;diff=198061&amp;oldid=prev"/>
		<updated>2025-05-29T11:25:20Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{Infobox Interval | Ratio = 717897987691852588770249 / &amp;lt;br&amp;gt;717799705396186072481792 | Monzo = -75 50 0 0 0 0 0 -1 | Name = undevicesimal counterschisma | Color name = L&amp;lt;sup&amp;gt;7&amp;lt;/sup&amp;gt;19u-6, seplanu negative 6th | Comma = yes }}  The &amp;#039;&amp;#039;&amp;#039;undevicesimal counterschisma&amp;#039;&amp;#039;&amp;#039; is a &lt;a href=&quot;/w/19-limit&quot; title=&quot;19-limit&quot;&gt;19-limit&lt;/a&gt; &lt;a href=&quot;/w/Unnoticeable_comma&quot; title=&quot;Unnoticeable comma&quot;&gt;unnoticeable comma&lt;/a&gt; measuring about 0.24 cents. While the &lt;a href=&quot;/w/513/512&quot; title=&quot;513/512&quot;&gt;undevicesimal schisma (513/512)&lt;/a&gt; is the difference between the &lt;a href=&quot;/w/32/27&quot; title=&quot;32/27&quot;&gt;Pythagorean minor third (32/27)&lt;/a&gt; and the 19/1...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Infobox Interval&lt;br /&gt;
| Ratio = 717897987691852588770249 / &amp;lt;br&amp;gt;717799705396186072481792&lt;br /&gt;
| Monzo = -75 50 0 0 0 0 0 -1&lt;br /&gt;
| Name = undevicesimal counterschisma&lt;br /&gt;
| Color name = L&amp;lt;sup&amp;gt;7&amp;lt;/sup&amp;gt;19u-6, seplanu negative 6th&lt;br /&gt;
| Comma = yes&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
The &amp;#039;&amp;#039;&amp;#039;undevicesimal counterschisma&amp;#039;&amp;#039;&amp;#039; is a [[19-limit]] [[unnoticeable comma]] measuring about 0.24 cents. While the [[513/512|undevicesimal schisma (513/512)]] is the difference between the [[32/27|Pythagorean minor third (32/27)]] and the [[19/16|otonal minor third (19/16)]], the undevicesimal counterschisma, in contrast, is the difference between 25 [[9/8|Pythagorean whole tones]] and the [[19/1|19th harmonic]], or equivalently stated, the difference between the [[53-comma]] and the undevicesimal schisma.&lt;br /&gt;
&lt;br /&gt;
== Etymology ==&lt;br /&gt;
This comma was named by [[User:Xenllium|Xenllium]] in 2025. &lt;br /&gt;
&lt;br /&gt;
== See also ==&lt;br /&gt;
* [[Unnoticeable comma]]&lt;br /&gt;
&lt;br /&gt;
[[Category:Commas named for the intervals they stack]]&lt;/div&gt;</summary>
		<author><name>Xenllium</name></author>
	</entry>
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