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	<title>Talk:Gravity family - Revision history</title>
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	<updated>2026-07-05T16:19:46Z</updated>
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		<id>https://en.xen.wiki/index.php?title=Talk:Gravity_family&amp;diff=232791&amp;oldid=prev</id>
		<title>Lucius Chiaraviglio: Prime-19 extension?</title>
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		<updated>2026-06-27T02:52:19Z</updated>

		<summary type="html">&lt;p&gt;Prime-19 extension?&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== Prime-19 extension? ==&lt;br /&gt;
&lt;br /&gt;
Surprised nobody put in a prime-19 extension for Gravity.  If you reconstitute the Gravity generator as [[128/95]], you get 6 / (128/95) = 2205275671875/2199023255552 = |-41 1 6 0 0 0 0 6⟩ (undevicesimal graviton?), which looks pretty horrific at first, but putting this together with [[243/242]] and [[4000/3993]] in the 2.3.5.11.19 subgroup for [https://sintel.pythonanywhere.com/result?subgroup=2.3.5.11.19&amp;amp;reduce=on&amp;amp;weights=weil&amp;amp;target=&amp;amp;edos=&amp;amp;commas=243%2F242%0D%0A4000%2F3993%0D%0A2205275671875%2F2199023255552&amp;amp;submit_comma=submit a quick-and-dirty check on Sintel&amp;#039;s temperament calculator] says this is not too shabby &amp;amp;mdash; the commas it pops out are 243/242, [[513/512]], and [[2376/2375]], which are a lot more manageable, while the badness = 0.529 is moderately higher than that of Larry (0.389) but lower than that of most of the other incarnations of Gravity (including the 5-limit version) currently on the Gravity page.  [[User:Lucius Chiaraviglio|Lucius Chiaraviglio]] ([[User talk:Lucius Chiaraviglio|talk]]) 02:52, 27 June 2026 (UTC)&lt;/div&gt;</summary>
		<author><name>Lucius Chiaraviglio</name></author>
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