31edo: Difference between revisions

Wikispaces>TallKite
**Imported revision 602864796 - Original comment: **
Wikispaces>xenwolf
**Imported revision 602871964 - Original comment: **
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<h2>IMPORTED REVISION FROM WIKISPACES</h2>
<h2>IMPORTED REVISION FROM WIKISPACES</h2>
This is an imported revision from Wikispaces. The revision metadata is included below for reference:<br>
This is an imported revision from Wikispaces. The revision metadata is included below for reference:<br>
: This revision was by author [[User:TallKite|TallKite]] and made on <tt>2016-12-28 03:06:58 UTC</tt>.<br>
: This revision was by author [[User:xenwolf|xenwolf]] and made on <tt>2016-12-28 11:00:16 UTC</tt>.<br>
: The original revision id was <tt>602864796</tt>.<br>
: The original revision id was <tt>602871964</tt>.<br>
: The revision comment was: <tt></tt><br>
: The revision comment was: <tt></tt><br>
The revision contents are below, presented both in the original Wikispaces Wikitext format, and in HTML exactly as Wikispaces rendered it.<br>
The revision contents are below, presented both in the original Wikispaces Wikitext format, and in HTML exactly as Wikispaces rendered it.<br>
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==Selected just intervals by error==  
==Selected just intervals by error==  
The following table shows how [[Just-24|some prominent just intervals]] are represented in 31edo (ordered by absolute error).
The following table shows how [[Just-24|some prominent just intervals]] are represented in 31edo (ordered by absolute error).
|| **Interval, complement** || **Error (abs., in [[cent|cents]])** ||
||~ Interval, complement ||~ Error (abs., in [[cent|cents]]) ||
||= [[5_4|5/4]], [[8_5|8/5]] ||= 0.783 ||
||= [[5_4|5/4]], [[8_5|8/5]] ||= 0.783 ||
||= [[11_9|11/9]], [[18_11|18/11]] ||= 0.979 ||
||= [[11_9|11/9]], [[18_11|18/11]] ||= 0.979 ||
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=Commas=  
=Commas=  
31 EDO tempers out the following commas. (Note: This assumes the val &lt; 31 49 72 87 107 115 |, comma values rounded to 5 significant digits.)
31 EDO tempers out the following commas. (Note: This assumes the val &lt; 31 49 72 87 107 115 |, comma values rounded to 5 significant digits.)
||~ Comma ||~ Monzo ||~ Value (Cents) ||~ Name 1 ||~ Name 2 ||~ Name 3 ||
||~ Ratio ||~ Monzo ||~ Value (Cents) ||~ Name 1 ||~ Name 2 ||~ Name 3 ||
||=   ||&lt; | -25 7 6 &gt; ||&gt; 31.567 ||= [[ampersand|Ampersand's Comma]] ||=  ||=  ||
||= 9931568/9752117 ||&lt; | -25 7 6 &gt; ||&gt; 31.567 ||= [[ampersand|Ampersand's Comma]] ||=  ||=  ||
||= 81/80 ||&lt; | -4 4 -1 &gt; ||&gt; 21.506 ||= [[Syntonic Comma]] ||= Didymos Comma ||= Meantone Comma ||
||= 81/80 ||&lt; | -4 4 -1 &gt; ||&gt; 21.506 ||= [[Syntonic Comma]] ||= Didymos Comma ||= Meantone Comma ||
||=   ||&lt; | 17 1 -8 &gt; ||&gt; 11.445 ||= [[Würschmidt comma|Würschmidt Comma]] ||=  ||=  ||
||= 393216/390625 ||&lt; | 17 1 -8 &gt; ||&gt; 11.445 ||= [[Würschmidt comma|Würschmidt Comma]] ||=  ||=  ||
||=   ||&lt; | -21 3 7 &gt; ||&gt; 10.061 ||= [[semicomma|Semicomma]] ||= Fokker Comma ||=  ||
||= 2109375/2097152 ||&lt; | -21 3 7 &gt; ||&gt; 10.061 ||= [[semicomma|Semicomma]] ||= Fokker Comma ||=  ||
||=   ||&lt; | 38 -2 -15 &gt; ||&gt; 1.3843 ||= Hemithirds Comma ||=  ||=  ||
||= 6719816/6714445 ||&lt; | 38 -2 -15 &gt; ||&gt; 1.3843 ||= Hemithirds Comma ||=  ||=  ||
||=   ||&lt; | -10 7 8 -7 &gt; ||&gt; 22.413 ||= Blackjackisma ||=  ||=  ||
||= 9859966/9733137 ||&lt; | -10 7 8 -7 &gt; ||&gt; 22.413 ||= Blackjackisma ||=  ||=  ||
||= 64827/64000 ||&lt; | -9 3 -3 4 &gt; ||&gt; 22.227 ||= Squalentine ||=  ||=  ||
||= 64827/64000 ||&lt; | -9 3 -3 4 &gt; ||&gt; 22.227 ||= Squalentine ||=  ||=  ||
||= 2430/2401 ||&lt; | 1 5 1 -4 &gt; ||&gt; 20.785 ||= Nuwell ||=  ||=  ||
||= 2430/2401 ||&lt; | 1 5 1 -4 &gt; ||&gt; 20.785 ||= Nuwell ||=  ||=  ||
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||= 3136/3125 ||&lt; | 6 0 -5 2 &gt; ||&gt; 6.0832 ||= Hemimean ||=  ||=  ||
||= 3136/3125 ||&lt; | 6 0 -5 2 &gt; ||&gt; 6.0832 ||= Hemimean ||=  ||=  ||
||= 6144/6125 ||&lt; | 11 1 -3 -2 &gt; ||&gt; 5.3621 ||= Porwell ||=  ||=  ||
||= 6144/6125 ||&lt; | 11 1 -3 -2 &gt; ||&gt; 5.3621 ||= Porwell ||=  ||=  ||
||=   ||&lt; | -26 -1 1 9 &gt; ||&gt; 3.7919 ||= Wadisma ||=  ||=  ||
||= 1065875/1063543 ||&lt; | -26 -1 1 9 &gt; ||&gt; 3.7919 ||= Wadisma ||=  ||=  ||
||= 65625/65536 ||&lt; | -16 1 5 1 &gt; ||&gt; 2.3495 ||= Horwell ||=  ||=  ||
||= 65625/65536 ||&lt; | -16 1 5 1 &gt; ||&gt; 2.3495 ||= Horwell ||=  ||=  ||
||=   ||&lt; | -11 2 7 -3 &gt; ||&gt; 1.6283 ||= Meter ||=  ||=  ||
||= 703125/702464 ||&lt; | -11 2 7 -3 &gt; ||&gt; 1.6283 ||= Meter ||=  ||=  ||
||= 2401/2400 ||&lt; | -5 -1 -2 4 &gt; ||&gt; 0.72120 ||= Breedsma ||=  ||=  ||
||= 2401/2400 ||&lt; | -5 -1 -2 4 &gt; ||&gt; 0.72120 ||= Breedsma ||=  ||=  ||
||= 99/98 ||&lt; | -1 2 0 -2 1 &gt; ||&gt; 17.576 ||= Mothwellsma ||=  ||=  ||
||= 99/98 ||&lt; | -1 2 0 -2 1 &gt; ||&gt; 17.576 ||= Mothwellsma ||=  ||=  ||
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&lt;table class="wiki_table"&gt;
&lt;table class="wiki_table"&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td&gt;&lt;strong&gt;Interval, complement&lt;/strong&gt;&lt;br /&gt;
         &lt;th&gt;Interval, complement&lt;br /&gt;
&lt;/td&gt;
&lt;/th&gt;
         &lt;td&gt;&lt;strong&gt;Error (abs., in &lt;a class="wiki_link" href="/cent"&gt;cents&lt;/a&gt;)&lt;/strong&gt;&lt;br /&gt;
         &lt;th&gt;Error (abs., in &lt;a class="wiki_link" href="/cent"&gt;cents&lt;/a&gt;)&lt;br /&gt;
&lt;/td&gt;
&lt;/th&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
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&lt;table class="wiki_table"&gt;
&lt;table class="wiki_table"&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;th&gt;Comma&lt;br /&gt;
         &lt;th&gt;Ratio&lt;br /&gt;
&lt;/th&gt;
&lt;/th&gt;
         &lt;th&gt;Monzo&lt;br /&gt;
         &lt;th&gt;Monzo&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;9931568/9752117&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| -25 7 6 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| -25 7 6 &amp;gt;&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;393216/390625&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| 17 1 -8 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| 17 1 -8 &amp;gt;&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;2109375/2097152&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| -21 3 7 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| -21 3 7 &amp;gt;&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;6719816/6714445&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| 38 -2 -15 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| 38 -2 -15 &amp;gt;&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;9859966/9733137&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| -10 7 8 -7 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| -10 7 8 -7 &amp;gt;&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;1065875/1063543&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| -26 -1 1 9 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| -26 -1 1 9 &amp;gt;&lt;br /&gt;
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     &lt;/tr&gt;
     &lt;/tr&gt;
     &lt;tr&gt;
     &lt;tr&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;703125/702464&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td style="text-align: left;"&gt;| -11 2 7 -3 &amp;gt;&lt;br /&gt;
         &lt;td style="text-align: left;"&gt;| -11 2 7 -3 &amp;gt;&lt;br /&gt;