Keenan's comma pump page: Difference between revisions
Wikispaces>keenanpepper **Imported revision 248734771 - Original comment: ** |
Wikispaces>keenanpepper **Imported revision 248975337 - 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:keenanpepper|keenanpepper]] and made on <tt>2011-08- | : This revision was by author [[User:keenanpepper|keenanpepper]] and made on <tt>2011-08-28 20:05:01 UTC</tt>.<br> | ||
: The original revision id was <tt> | : The original revision id was <tt>248975337</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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==Candidate 7-limit commas== | ==Candidate 7-limit commas== | ||
49/48 ( | 49/48 (semiphore) | ||
50/49 (jubilisma) | 50/49 (jubilisma) | ||
64/63 (archytas) | 64/63 (archytas) | ||
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7-limit commas NOT tempered out by 12-equal: | 7-limit commas NOT tempered out by 12-equal: | ||
49/48 ( | 49/48 (semiphore) - This doesn't really produce good comma pumps. It basically just modifies the 7-limit tonality diamond so that 8/7~7/6; there's no cycle of consonant shifts that wouldn't also be consonant in JI. | ||
245/243 (octarod) = 5/3 / (9/7)^2 - works in many temperaments including magic, sensi, godzilla, superpyth | 245/243 (octarod) = 5/3 / (9/7)^2 - works in many temperaments including magic, sensi, godzilla, superpyth | ||
525/512 = (5/4)^2 / (4/3 * 8/7) - basically a negri thing | 525/512 = (5/4)^2 / (4/3 * 8/7) - basically a negri thing | ||
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<br /> | <br /> | ||
<!-- ws:start:WikiTextHeadingRule:8:&lt;h2&gt; --><h2 id="toc4"><a name="x-Candidate 7-limit commas"></a><!-- ws:end:WikiTextHeadingRule:8 -->Candidate 7-limit commas</h2> | <!-- ws:start:WikiTextHeadingRule:8:&lt;h2&gt; --><h2 id="toc4"><a name="x-Candidate 7-limit commas"></a><!-- ws:end:WikiTextHeadingRule:8 -->Candidate 7-limit commas</h2> | ||
49/48 ( | 49/48 (semiphore)<br /> | ||
50/49 (jubilisma)<br /> | 50/49 (jubilisma)<br /> | ||
64/63 (archytas)<br /> | 64/63 (archytas)<br /> | ||
| Line 252: | Line 252: | ||
<br /> | <br /> | ||
7-limit commas NOT tempered out by 12-equal:<br /> | 7-limit commas NOT tempered out by 12-equal:<br /> | ||
49/48 ( | 49/48 (semiphore) - This doesn't really produce good comma pumps. It basically just modifies the 7-limit tonality diamond so that 8/7~7/6; there's no cycle of consonant shifts that wouldn't also be consonant in JI.<br /> | ||
245/243 (octarod) = 5/3 / (9/7)^2 - works in many temperaments including magic, sensi, godzilla, superpyth<br /> | 245/243 (octarod) = 5/3 / (9/7)^2 - works in many temperaments including magic, sensi, godzilla, superpyth<br /> | ||
525/512 = (5/4)^2 / (4/3 * 8/7) - basically a negri thing<br /> | 525/512 = (5/4)^2 / (4/3 * 8/7) - basically a negri thing<br /> | ||