7edo: Difference between revisions

Wikispaces>JosephRuhf
**Imported revision 597431354 - Original comment: **
Wikispaces>JosephRuhf
**Imported revision 597467012 - 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:JosephRuhf|JosephRuhf]] and made on <tt>2016-10-29 00:21:57 UTC</tt>.<br>
: This revision was by author [[User:JosephRuhf|JosephRuhf]] and made on <tt>2016-10-29 22:31:46 UTC</tt>.<br>
: The original revision id was <tt>597431354</tt>.<br>
: The original revision id was <tt>597467012</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>
Line 29: Line 29:
|| **Interval** || **Interval**
|| **Interval** || **Interval**
**size**
**size**
**in ¢, DMS** || **Closest**
**in ¢ (coarse, fine), DMS** || **Closest**
**diatonic**
**diatonic**
**interval name** || **The "neighborhood" of just intervals** ||
**interval name** || **The "neighborhood" of just intervals** ||
|| 0 || 0.0 || unison / prime || exactly 1/1 ||
|| 0 || 0.0, 0° || unison / prime || exactly 1/1 ||
|| 1 || 171.429,
|| 1 || 171.429, 205.714, 51°25'43" || second || 6.424 c (coarse), 7.709 c (fine), 1°55'38" from Ptolemy (neutral) second 11/10
51°25'43" || second || 6.424 c, 1°55'38" from Ptolemy (neutral) second 11/10
3.215 c (coarse), 3.8585 c (fine), 57'53" from second 54/49
3.215 c, 57'53" from second 54/49
-1.006 c (coarse), -1.207 c (fine), -18'6" from the 29th subharmonic 32/29
-10.9&lt;span style="line-height: 1.5;"&gt; c, -3°17'33"76 from (Didymus) major second (small whole tone) 10/9&lt;/span&gt; ||
-10.975&lt;span style="line-height: 1.5;"&gt; c (coarse), -13.17 c (fine), -3°17'33" from (Didymus) major second (small whole tone) 10/9&lt;/span&gt; ||
|| 2 || 342.857,
|| 2 || 342.857, 411.429,
102°51'26" || third || -4.551 c, -1°21'55" from neutral third 11/9 ||
102°51'26" || third || -4.551 c (coarse), -5.461 c (fine), -1°21'55" from neutral third 11/9 ||
|| 3 || 514.286,
|| 3 || 514.286, 617.143,
154°17'9" || fourth || 16.241 c, 4°52'20" from just fourth 4/3 (498.045 c)
154°17'9" || fourth || 16.241 c (coarse), 19.489 c (fine), 4°52'20" from just fourth 4/3 (498.045 c coarse, 597.654 c fine)
-5.265 c, -1°34'47" from wide fourth 27/20 ||
-5.265 c (coarse), -6.319 c (fine), -1°34'47" from wide fourth 27/20 ||
|| 4 || 685.714,
|| 4 || 685.714, 822.857,
205°42'51" || fifth || 5.265 c, 1°34'47" from narrow fifth 40/27
205°42'51" || fifth || 5.265 c (coarse), 6.319 c (fine), 1°34'47" from narrow fifth 40/27
-16.241 c&lt;span style="line-height: 1.5;"&gt;, -4°52'20" from just fifth 3/2 (701.955 c)&lt;/span&gt; ||
-16.241 c (coarse), -19.489 c (fine)&lt;span style="line-height: 1.5;"&gt;, -4°52'20" from just fifth 3/2 (701.955 c coarse, 842.346 c fine)&lt;/span&gt; ||
|| 5 || 857.143,
|| 5 || 857.143, 1028.571,
257°8'34" || sixth || 4.551 c, 1°21'55" from neutral sixth 18/11 ||
257°8'34" || sixth || 4.551 c (coarse), 5.461 c (fine), 1°21'55" from neutral sixth 18/11 ||
|| 6 || 1028.571&lt;span style="line-height: 1.5;"&gt;,&lt;/span&gt;
|| 6 || 1028.571&lt;span style="line-height: 1.5;"&gt;, 1234.286,&lt;/span&gt;
&lt;span style="line-height: 1.5;"&gt; 308°34'17"&lt;/span&gt; || seventh || 10.975 c, 3°17'33" from (Didymus) minor seventh 9/5
&lt;span style="line-height: 1.5;"&gt; 308°34'17"1&lt;/span&gt; || seventh || 10.975 c (coarse), 13.17 c (fine), 3°17'33" from (Didymus) minor seventh 9/5
-6.425 c, -1°55'38" from neutral seventh 20/11
-6.424 c (coarse), -7.709 c (fine), -1°55'38" from neutral seventh 20/11
1.006 c, 18'6" from the 29th harmonic 29/16
1.006 c (coarse), 1.207 c (fine), 18'6" from the 29th harmonic 29/16
-3.216 c, -57'53" from seventh 49/27 ||
-3.215 c (coarse), -3.8585 c (fine), -57'53" from seventh 49/27 ||
|| 7 (0) || 1200.0, 360º || eighth || exactly 2/1 ||
|| 7 (0) || 1200.0, 360º || eighth || exactly 2/1 ||


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=Alphabet=  
=Alphabet=  
William lynch proposes using numbers 1 through 7 as the nominals of 7 ET with # signs being possible to expand to 14 EDO or even 21 EDO.
William Lynch proposes using numbers 1 through 7 as the nominals of 7 ET with # signs being possible to expand to 14 EDO or even 21 EDO.
The alphabet can be written in three ways:
The alphabet can be written in three ways:
Plain numbers: 1 2 3 4 5 6 7
Plain numbers: 1 2 3 4 5 6 7
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=Commas=  
=Commas=  
7 EDO tempers out the following commas. (Note: This assumes val &lt; [[tel:7 11 16 20 24 26|7 11 16 20 24 26]] |.)
7 EDO tempers out the following commas. (Note: This assumes val &lt; [[tel/7 11 16 20 24 26|7 11 16 20 24 26]] |.)


||~ Comma ||~ Monzo ||~ Cents ||~ Name 1 ||~ Name 2 ||~ Name 3 ||
||~ Comma ||~ Monzo ||~ Cents ||~ Name 1 ||~ Name 2 ||~ Name 3 ||
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||= 20000/19683 || | 5 -9 4 &gt; ||&gt; 27.66 ||= Minimal Disease ||= Tricot Comma ||=  ||
||= 20000/19683 || | 5 -9 4 &gt; ||&gt; 27.66 ||= Minimal Disease ||= Tricot Comma ||=  ||
||= 81/80 || | -4 4 -1 &gt; ||&gt; 21.51 ||= Syntonic Comma ||= Didymos Comma ||= Meantone Comma ||
||= 81/80 || | -4 4 -1 &gt; ||&gt; 21.51 ||= Syntonic Comma ||= Didymos Comma ||= Meantone Comma ||
||= [[tel:1600000/1594323|1600000/1594323]] || | 9 -13 5 &gt; ||&gt; 6.15 ||= Amity Comma ||=  ||=  ||
||=   || | 9 -13 5 &gt; ||&gt; 6.15 ||= Amity Comma ||=  ||=  ||
||= 36/35 || | 2 2 -1 -1 &gt; ||&gt; 48.77 ||= Septimal Quarter Tone ||=  ||=  ||
||= 36/35 || | 2 2 -1 -1 &gt; ||&gt; 48.77 ||= Septimal Quarter Tone ||=  ||=  ||
||= 525/512 || | -9 1 2 1 &gt; ||&gt; 43.41 ||= Avicenna ||= Avicenna's Enharmonic Diesis ||=  ||
||= 525/512 || | -9 1 2 1 &gt; ||&gt; 43.41 ||= Avicenna ||= Avicenna's Enharmonic Diesis ||=  ||
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||= 6144/6125 || | 11 1 -3 -2 &gt; ||&gt; 5.36 ||= Cornwell ||=  ||=  ||
||= 6144/6125 || | 11 1 -3 -2 &gt; ||&gt; 5.36 ||= Cornwell ||=  ||=  ||
||= 4375/4374 || | -1 -7 4 1 &gt; ||&gt; 0.40 ||= Ragisma ||=  ||=  ||
||= 4375/4374 || | -1 -7 4 1 &gt; ||&gt; 0.40 ||= Ragisma ||=  ||=  ||
||= [[tel:394839/394762|394839/394762]] || | 47 -7 -7 -7 &gt; ||&gt; 0.34 ||= Akj Sma ||= 5\7 Octave Comma ||=  ||
||=   || | 47 -7 -7 -7 &gt; ||&gt; 0.34 ||= Akj Sma ||= 5\7 Octave Comma ||=  ||
||= 100/99 || | 2 -2 2 0 -1 &gt; ||&gt; 17.40 ||= Ptolemies ||=  ||=  ||
||= 100/99 || | 2 -2 2 0 -1 &gt; ||&gt; 17.40 ||= Ptolemies ||=  ||=  ||
||= 121/120 || | -3 -1 -1 0 2 &gt; ||&gt; 14.37 ||= Batista ||=  ||=  ||
||= 121/120 || | -3 -1 -1 0 2 &gt; ||&gt; 14.37 ||= Batista ||=  ||=  ||
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         &lt;td&gt;&lt;strong&gt;Interval&lt;/strong&gt;&lt;br /&gt;
         &lt;td&gt;&lt;strong&gt;Interval&lt;/strong&gt;&lt;br /&gt;
&lt;strong&gt;size&lt;/strong&gt;&lt;br /&gt;
&lt;strong&gt;size&lt;/strong&gt;&lt;br /&gt;
&lt;strong&gt;in ¢, DMS&lt;/strong&gt;&lt;br /&gt;
&lt;strong&gt;in ¢ (coarse, fine), DMS&lt;/strong&gt;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;&lt;strong&gt;Closest&lt;/strong&gt;&lt;br /&gt;
         &lt;td&gt;&lt;strong&gt;Closest&lt;/strong&gt;&lt;br /&gt;
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         &lt;td&gt;0&lt;br /&gt;
         &lt;td&gt;0&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;0.0&lt;br /&gt;
         &lt;td&gt;0.0, 0°&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;unison / prime&lt;br /&gt;
         &lt;td&gt;unison / prime&lt;br /&gt;
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         &lt;td&gt;1&lt;br /&gt;
         &lt;td&gt;1&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;171.429,&lt;br /&gt;
         &lt;td&gt;171.429, 205.714, 51°25'43&amp;quot;&lt;br /&gt;
51°25'43&amp;quot;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;second&lt;br /&gt;
         &lt;td&gt;second&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;6.424 c, 1°55'38&amp;quot; from Ptolemy (neutral) second 11/10&lt;br /&gt;
         &lt;td&gt;6.424 c (coarse), 7.709 c (fine), 1°55'38&amp;quot; from Ptolemy (neutral) second 11/10&lt;br /&gt;
3.215 c, 57'53&amp;quot; from second 54/49&lt;br /&gt;
3.215 c (coarse), 3.8585 c (fine), 57'53&amp;quot; from second 54/49&lt;br /&gt;
-10.9&lt;span style="line-height: 1.5;"&gt; c, -3°17'33&amp;quot;76 from (Didymus) major second (small whole tone) 10/9&lt;/span&gt;&lt;br /&gt;
-1.006 c (coarse), -1.207 c (fine), -18'6&amp;quot; from the 29th subharmonic 32/29&lt;br /&gt;
-10.975&lt;span style="line-height: 1.5;"&gt; c (coarse), -13.17 c (fine), -3°17'33&amp;quot; from (Didymus) major second (small whole tone) 10/9&lt;/span&gt;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
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         &lt;td&gt;2&lt;br /&gt;
         &lt;td&gt;2&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;342.857,&lt;br /&gt;
         &lt;td&gt;342.857, 411.429,&lt;br /&gt;
102°51'26&amp;quot;&lt;br /&gt;
102°51'26&amp;quot;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;third&lt;br /&gt;
         &lt;td&gt;third&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;-4.551 c, -1°21'55&amp;quot; from neutral third 11/9&lt;br /&gt;
         &lt;td&gt;-4.551 c (coarse), -5.461 c (fine), -1°21'55&amp;quot; from neutral third 11/9&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
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         &lt;td&gt;3&lt;br /&gt;
         &lt;td&gt;3&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;514.286,&lt;br /&gt;
         &lt;td&gt;514.286, 617.143,&lt;br /&gt;
154°17'9&amp;quot;&lt;br /&gt;
154°17'9&amp;quot;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;fourth&lt;br /&gt;
         &lt;td&gt;fourth&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;16.241 c, 4°52'20&amp;quot; from just fourth 4/3 (498.045 c)&lt;br /&gt;
         &lt;td&gt;16.241 c (coarse), 19.489 c (fine), 4°52'20&amp;quot; from just fourth 4/3 (498.045 c coarse, 597.654 c fine)&lt;br /&gt;
-5.265 c, -1°34'47&amp;quot; from wide fourth 27/20&lt;br /&gt;
-5.265 c (coarse), -6.319 c (fine), -1°34'47&amp;quot; from wide fourth 27/20&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
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         &lt;td&gt;4&lt;br /&gt;
         &lt;td&gt;4&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;685.714,&lt;br /&gt;
         &lt;td&gt;685.714, 822.857,&lt;br /&gt;
205°42'51&amp;quot;&lt;br /&gt;
205°42'51&amp;quot;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;fifth&lt;br /&gt;
         &lt;td&gt;fifth&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;5.265 c, 1°34'47&amp;quot; from narrow fifth 40/27&lt;br /&gt;
         &lt;td&gt;5.265 c (coarse), 6.319 c (fine), 1°34'47&amp;quot; from narrow fifth 40/27&lt;br /&gt;
-16.241 c&lt;span style="line-height: 1.5;"&gt;, -4°52'20&amp;quot; from just fifth 3/2 (701.955 c)&lt;/span&gt;&lt;br /&gt;
-16.241 c (coarse), -19.489 c (fine)&lt;span style="line-height: 1.5;"&gt;, -4°52'20&amp;quot; from just fifth 3/2 (701.955 c coarse, 842.346 c fine)&lt;/span&gt;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
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         &lt;td&gt;5&lt;br /&gt;
         &lt;td&gt;5&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;857.143,&lt;br /&gt;
         &lt;td&gt;857.143, 1028.571,&lt;br /&gt;
257°8'34&amp;quot;&lt;br /&gt;
257°8'34&amp;quot;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;sixth&lt;br /&gt;
         &lt;td&gt;sixth&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;4.551 c, 1°21'55&amp;quot; from neutral sixth 18/11&lt;br /&gt;
         &lt;td&gt;4.551 c (coarse), 5.461 c (fine), 1°21'55&amp;quot; from neutral sixth 18/11&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
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         &lt;td&gt;6&lt;br /&gt;
         &lt;td&gt;6&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;1028.571&lt;span style="line-height: 1.5;"&gt;,&lt;/span&gt;&lt;br /&gt;
         &lt;td&gt;1028.571&lt;span style="line-height: 1.5;"&gt;, 1234.286,&lt;/span&gt;&lt;br /&gt;
&lt;span style="line-height: 1.5;"&gt; 308°34'17&amp;quot;&lt;/span&gt;&lt;br /&gt;
&lt;span style="line-height: 1.5;"&gt; 308°34'17&amp;quot;1&lt;/span&gt;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;seventh&lt;br /&gt;
         &lt;td&gt;seventh&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;10.975 c, 3°17'33&amp;quot; from (Didymus) minor seventh 9/5&lt;br /&gt;
         &lt;td&gt;10.975 c (coarse), 13.17 c (fine), 3°17'33&amp;quot; from (Didymus) minor seventh 9/5&lt;br /&gt;
-6.425 c, -1°55'38&amp;quot; from neutral seventh 20/11&lt;br /&gt;
-6.424 c (coarse), -7.709 c (fine), -1°55'38&amp;quot; from neutral seventh 20/11&lt;br /&gt;
1.006 c, 18'6&amp;quot; from the 29th harmonic 29/16&lt;br /&gt;
1.006 c (coarse), 1.207 c (fine), 18'6&amp;quot; from the 29th harmonic 29/16&lt;br /&gt;
-3.216 c, -57'53&amp;quot; from seventh 49/27&lt;br /&gt;
-3.215 c (coarse), -3.8585 c (fine), -57'53&amp;quot; from seventh 49/27&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
     &lt;/tr&gt;
     &lt;/tr&gt;
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&lt;br /&gt;
&lt;br /&gt;
&lt;!-- ws:start:WikiTextHeadingRule:16:&amp;lt;h1&amp;gt; --&gt;&lt;h1 id="toc7"&gt;&lt;a name="Alphabet"&gt;&lt;/a&gt;&lt;!-- ws:end:WikiTextHeadingRule:16 --&gt;Alphabet&lt;/h1&gt;
&lt;!-- ws:start:WikiTextHeadingRule:16:&amp;lt;h1&amp;gt; --&gt;&lt;h1 id="toc7"&gt;&lt;a name="Alphabet"&gt;&lt;/a&gt;&lt;!-- ws:end:WikiTextHeadingRule:16 --&gt;Alphabet&lt;/h1&gt;
  William lynch proposes using numbers 1 through 7 as the nominals of 7 ET with # signs being possible to expand to 14 EDO or even 21 EDO.&lt;br /&gt;
  William Lynch proposes using numbers 1 through 7 as the nominals of 7 ET with # signs being possible to expand to 14 EDO or even 21 EDO.&lt;br /&gt;
The alphabet can be written in three ways:&lt;br /&gt;
The alphabet can be written in three ways:&lt;br /&gt;
Plain numbers: 1 2 3 4 5 6 7&lt;br /&gt;
Plain numbers: 1 2 3 4 5 6 7&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;[[tel:1600000/1594323|1600000/1594323]]&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;| 9 -13 5 &amp;gt;&lt;br /&gt;
         &lt;td&gt;| 9 -13 5 &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;[[tel:394839/394762|394839/394762]]&lt;br /&gt;
         &lt;td style="text-align: center;"&gt;&lt;br /&gt;
&lt;/td&gt;
&lt;/td&gt;
         &lt;td&gt;| 47 -7 -7 -7 &amp;gt;&lt;br /&gt;
         &lt;td&gt;| 47 -7 -7 -7 &amp;gt;&lt;br /&gt;