Andrew Heathwaite's MOS Investigations: Difference between revisions
Wikispaces>Andrew_Heathwaite **Imported revision 270428564 - Original comment: ** |
Wikispaces>Andrew_Heathwaite **Imported revision 270457072 - 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:Andrew_Heathwaite|Andrew_Heathwaite]] and made on <tt>2011-10-31 | : This revision was by author [[User:Andrew_Heathwaite|Andrew_Heathwaite]] and made on <tt>2011-10-31 19:46:20 UTC</tt>.<br> | ||
: The original revision id was <tt> | : The original revision id was <tt>270457072</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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...coming soon... | ...coming soon... | ||
Hm, try as I might, I can't get wikispaces to upload this image. Nevermind then. | |||
==Modes of Porcupine[7]== | ==Modes of Porcupine[7]== | ||
The following modes are given in steps of 22edo. | The following modes are given in steps of 22edo. They are rotations of one moment of symmetry scale with two step sizes: a neutral tone (3\22) and a large whole tone (4\22). On the right is a contiguous chain of 7 tones separated by 6 iterations of the Porcupine generator. Modes in bold have a 3/2 approximation above the bass -- this can be verified easily by looking at the chain. The perfect fifth approximation is -3g, so every mode with a "-3" in the chain has a perfect fifth over the bass. | ||
3 3 3 3 3 3 4 .. 0 1 2 3 4 5 6 | 3 3 3 3 3 3 4 .. 0 1 2 3 4 5 6 | ||
3 3 3 3 3 4 3 .. -1 0 1 2 3 4 5 | 3 3 3 3 3 4 3 .. -1 0 1 2 3 4 5 | ||
3 3 3 3 4 3 3 .. -2 -1 0 1 2 3 4 | 3 3 3 3 4 3 3 .. -2 -1 0 1 2 3 4 | ||
3 3 3 4 3 3 3 .. -3 -2 -1 0 1 2 3 | **3 3 3 4 3 3 3 .. -3 -2 -1 0 1 2 3** | ||
3 3 4 3 3 3 3 .. -4 -3 -2 -1 0 1 2 | **3 3 4 3 3 3 3 .. -4 -3 -2 -1 0 1 2** | ||
3 4 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 1 | **3 4 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 1** | ||
4 3 3 3 3 3 3 .. -6 -5 -4 -3 -2 -1 0 | **4 3 3 3 3 3 3 .. -6 -5 -4 -3 -2 -1 0** | ||
==Modes of Porcupine[7] that have one chromatic alteration== | ==Modes of Porcupine[7] that have one chromatic alteration== | ||
The following list includes all the modes (hopefully) that can be generated by shifting one tone of Porcupine[7] by one quartertone interval (chroma), which is one degree in 22edo. Underscores represent gaps in the chain of Porcupine generators. Note that lowering a tone by one chroma means sending it forward 7 spaces in the chain of generators, while raising a tone by one chroma means sending it backward 7 spaces in the chain of generators. This is how we wind up with such large gaps in the chain. | The following list includes all the modes (hopefully) that can be generated by shifting one tone of Porcupine[7] by one quartertone interval (chroma), which is one degree in 22edo. This produces scales with three step sizes -- in addition to a neutral tone (3\22) and large whole tone (4\22) there is now a semitone as well (2\22). In addition, two scales (and their rotations of course) have a 5-step subminor third. Underscores represent gaps in the chain of Porcupine generators. Note that lowering a tone by one quartertone interval (chroma) means sending it forward 7 spaces in the chain of generators, while raising a tone by one chroma means sending it backward 7 spaces in the chain of generators. This is how we wind up with such large gaps in the chain. Again, modes with perfect fifths from the bass are bolded. | ||
2 4 3 3 3 3 4 .. 0 _ 2 3 4 5 6 _ 8 | 2 4 3 3 3 3 4 .. 0 _ 2 3 4 5 6 _ 8 | ||
4 3 3 3 3 4 2 .. -8 _ -6 -5 -4 -3 -2 _ 0 === Mike Battaglia's Porcupine[7] 0|6 #7 | **4 3 3 3 3 4 2 .. -8 _ -6 -5 -4 -3 -2 _ 0 === Mike Battaglia's Porcupine[7] 0|6 #7** | ||
3 3 3 3 4 2 4 .. -2 _ 0 1 2 3 4 _ 6 | 3 3 3 3 4 2 4 .. -2 _ 0 1 2 3 4 _ 6 | ||
3 3 3 4 2 4 3 .. -3 _ -1 0 1 2 3 _ 5 | **3 3 3 4 2 4 3 .. -3 _ -1 0 1 2 3 _ 5** | ||
3 3 4 2 4 3 3 .. -4 _ -2 -1 0 1 2 _ 4 | 3 3 4 2 4 3 3 .. -4 _ -2 -1 0 1 2 _ 4 | ||
3 4 2 4 3 3 3 .. -5 _ -3 -2 -1 0 1 _ 3 | **3 4 2 4 3 3 3 .. -5 _ -3 -2 -1 0 1 _ 3** | ||
4 2 4 3 3 3 3 .. -6 _ -4 -3 -2 -1 0 _ 2 | **4 2 4 3 3 3 3 .. -6 _ -4 -3 -2 -1 0 _ 2** | ||
2 3 4 3 3 3 4 .. 0 _ _ 3 4 5 6 _ 8 9 | 2 3 4 3 3 3 4 .. 0 _ _ 3 4 5 6 _ 8 9 | ||
3 4 3 3 3 4 2 .. -8 _ _ -5 -4 -3 -2 _ 0 1 | **3 4 3 3 3 4 2 .. -8 _ _ -5 -4 -3 -2 _ 0 1** | ||
4 3 3 3 4 2 3 .. -9 _ _ -6 -5 -4 -3 _ -1 0 | **4 3 3 3 4 2 3 .. -9 _ _ -6 -5 -4 -3 _ -1 0** | ||
3 3 3 4 2 3 4 .. -3 _ _ 0 1 2 3 _ 5 6 | 3 3 3 4 2 3 4 .. -3 _ _ 0 1 2 3 _ 5 6 | ||
3 3 4 2 3 4 3 .. -4 _ _ -1 0 1 2 _ 4 5 | 3 3 4 2 3 4 3 .. -4 _ _ -1 0 1 2 _ 4 5 | ||
3 4 2 3 4 3 3 .. -5 _ _ -2 -1 0 1 _ 3 4 | 3 4 2 3 4 3 3 .. -5 _ _ -2 -1 0 1 _ 3 4 | ||
4 2 3 4 3 3 3 .. -6 _ _ -3 -2 -1 0 _ 1 2 === Mike Battaglia's<span class="commentBody"> Porcupine[7] 3|3 #2</span> | **4 2 3 4 3 3 3 .. -6 _ _ -3 -2 -1 0 _ 1 2 === Mike Battaglia's<span class="commentBody"> Porcupine[7] 3|3 #2</span>** | ||
2 4 3 3 3 4 3 .. -1 0 _ 2 3 4 5 _ _ 8 | 2 4 3 3 3 4 3 .. -1 0 _ 2 3 4 5 _ _ 8 | ||
4 3 3 3 4 3 2 .. -9 -8 _ -6 -5 -4 -3 _ _ 0 | **4 3 3 3 4 3 2 .. -9 -8 _ -6 -5 -4 -3 _ _ 0** | ||
3 3 3 4 3 2 4 .. -3 -2 _ 0 1 2 3 _ _ 6 | **3 3 3 4 3 2 4 .. -3 -2 _ 0 1 2 3 _ _ 6** | ||
3 3 4 3 2 4 3 .. -4 -3 _ -1 0 1 2 _ _ 5 === one of Andrew's faves | **3 3 4 3 2 4 3 .. -4 -3 _ -1 0 1 2 _ _ 5 === one of Andrew's faves** | ||
3 4 3 2 4 3 3 .. -5 -4 _ -2 -1 0 1 _ _ 4 | 3 4 3 2 4 3 3 .. -5 -4 _ -2 -1 0 1 _ _ 4 | ||
4 3 2 4 3 3 3 .. -6 -5 _ -3 -2 -1 0 _ _ 3 === Mike Battaglia's Porcupine[7] 0|6 b4 | **4 3 2 4 3 3 3 .. -6 -5 _ -3 -2 -1 0 _ _ 3 === Mike Battaglia's Porcupine[7] 0|6 b4** | ||
3 2 4 3 3 3 4 .. 0 1 _ 3 4 5 6 _ _ 9 | 3 2 4 3 3 3 4 .. 0 1 _ 3 4 5 6 _ _ 9 | ||
2 3 3 4 3 3 4 .. 0 _ _ _ 4 5 6 _ 8 9 10 | 2 3 3 4 3 3 4 .. 0 _ _ _ 4 5 6 _ 8 9 10 | ||
3 3 4 3 3 4 2 .. -8 _ _ _ -4 -3 -2 _ 0 1 2 | **3 3 4 3 3 4 2 .. -8 _ _ _ -4 -3 -2 _ 0 1 2** | ||
3 4 3 3 4 2 3 .. -9 _ _ _ -5 -4 -3 _ -1 0 1 | **3 4 3 3 4 2 3 .. -9 _ _ _ -5 -4 -3 _ -1 0 1** | ||
4 3 3 4 2 3 3 .. -10 _ _ _ -6 -5 -4 _ -2 -1 0 | 4 3 3 4 2 3 3 .. -10 _ _ _ -6 -5 -4 _ -2 -1 0 | ||
3 3 4 2 3 3 4 .. -4 _ _ _ 0 1 2 _ 4 5 6 | 3 3 4 2 3 3 4 .. -4 _ _ _ 0 1 2 _ 4 5 6 | ||
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2 4 3 3 4 3 3 .. -2 -1 0 _ 2 3 4 _ _ _ 8 | 2 4 3 3 4 3 3 .. -2 -1 0 _ 2 3 4 _ _ _ 8 | ||
4 3 3 4 3 3 2 .. -10 -9 -8 _ -6 -5 -4 _ _ _ 0 | 4 3 3 4 3 3 2 .. -10 -9 -8 _ -6 -5 -4 _ _ _ 0 | ||
3 3 4 3 3 2 4 .. -4 -3 -2 _ 0 1 2 _ _ _ 6 | **3 3 4 3 3 2 4 .. -4 -3 -2 _ 0 1 2 _ _ _ 6** | ||
3 4 3 3 2 4 3 .. -5 -4 -3 _ -1 0 1 _ _ _ 5 | **3 4 3 3 2 4 3 .. -5 -4 -3 _ -1 0 1 _ _ _ 5** | ||
4 3 3 2 4 3 3 .. -6 -5 -4 _ -2 -1 0 _ _ _ 4 | 4 3 3 2 4 3 3 .. -6 -5 -4 _ -2 -1 0 _ _ _ 4 | ||
3 3 2 4 3 3 4 .. 0 1 2 _ 4 5 6 _ _ _ 10 | 3 3 2 4 3 3 4 .. 0 1 2 _ 4 5 6 _ _ _ 10 | ||
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2 3 3 3 4 3 4 .. 0 _ _ _ _ 5 6 _ 8 9 10 11 | 2 3 3 3 4 3 4 .. 0 _ _ _ _ 5 6 _ 8 9 10 11 | ||
3 3 3 4 3 4 2 .. -8 _ _ _ _ -3 -2 _ 0 1 2 3 | **3 3 3 4 3 4 2 .. -8 _ _ _ _ -3 -2 _ 0 1 2 3** | ||
3 3 4 3 4 2 3 .. -9 _ _ _ _ -4 -3 _ -1 0 1 2 | **3 3 4 3 4 2 3 .. -9 _ _ _ _ -4 -3 _ -1 0 1 2** | ||
3 4 3 4 2 3 3 .. -10 _ _ _ _ -5 -4 _ -2 -1 0 1 | 3 4 3 4 2 3 3 .. -10 _ _ _ _ -5 -4 _ -2 -1 0 1 | ||
4 3 4 2 3 3 3 .. -11 _ _ _ _ -6 -5 _ -3 -2 -1 0 | **4 3 4 2 3 3 3 .. -11 _ _ _ _ -6 -5 _ -3 -2 -1 0** | ||
3 4 2 3 3 3 4 .. -5 _ _ _ _ 0 1 _ 3 4 5 6 | 3 4 2 3 3 3 4 .. -5 _ _ _ _ 0 1 _ 3 4 5 6 | ||
4 2 3 3 3 4 3 .. -6 _ _ _ _ -1 0 _ 2 3 4 5 | 4 2 3 3 3 4 3 .. -6 _ _ _ _ -1 0 _ 2 3 4 5 | ||
2 4 3 4 3 3 3 .. -3 -2 -1 0 _ 2 3 _ _ _ _ 8 | **2 4 3 4 3 3 3 .. -3 -2 -1 0 _ 2 3 _ _ _ _ 8** | ||
4 3 4 3 3 3 2 .. -11 -10 -9 -8 _ -6 -5 _ _ _ _ 0 | 4 3 4 3 3 3 2 .. -11 -10 -9 -8 _ -6 -5 _ _ _ _ 0 | ||
3 4 3 3 3 2 4 .. -5 -4 -3 -2 _ 0 1 _ _ _ _ 6 === one of Andrew's faves | **3 4 3 3 3 2 4 .. -5 -4 -3 -2 _ 0 1 _ _ _ _ 6 === one of Andrew's faves** | ||
4 3 3 3 2 4 3 .. -6 -5 -4 -3 _ -1 0 _ _ _ _ 5 | **4 3 3 3 2 4 3 .. -6 -5 -4 -3 _ -1 0 _ _ _ _ 5** | ||
3 3 3 2 4 3 4 .. 0 1 2 3 _ 5 6 _ _ _ _ 11 | 3 3 3 2 4 3 4 .. 0 1 2 3 _ 5 6 _ _ _ _ 11 | ||
3 3 2 4 3 4 3 .. -1 0 1 2 _ 4 5 _ _ _ _ 10 | 3 3 2 4 3 4 3 .. -1 0 1 2 _ 4 5 _ _ _ _ 10 | ||
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2 3 3 3 3 4 4 .. 0 _ _ _ _ _ 6 _ 8 9 10 11 12 | 2 3 3 3 3 4 4 .. 0 _ _ _ _ _ 6 _ 8 9 10 11 12 | ||
3 3 3 3 4 4 2 .. -8 _ _ _ _ _ -2 _ 0 1 2 3 4 | 3 3 3 3 4 4 2 .. -8 _ _ _ _ _ -2 _ 0 1 2 3 4 | ||
3 3 3 4 4 2 3 .. -9 _ _ _ _ _ -3 _ -1 0 1 2 3 | **3 3 3 4 4 2 3 .. -9 _ _ _ _ _ -3 _ -1 0 1 2 3** | ||
3 3 4 4 2 3 3 .. -10 _ _ _ _ _ -4 _ -2 -1 0 1 2 | 3 3 4 4 2 3 3 .. -10 _ _ _ _ _ -4 _ -2 -1 0 1 2 | ||
3 4 4 2 3 3 3 .. -11 _ _ _ _ _ -5 _ -3 -2 -1 0 1 | **3 4 4 2 3 3 3 .. -11 _ _ _ _ _ -5 _ -3 -2 -1 0 1** | ||
4 4 2 3 3 3 3 .. -12 _ _ _ _ _ -6 _ -4 -3 -2 -1 0 | **4 4 2 3 3 3 3 .. -12 _ _ _ _ _ -6 _ -4 -3 -2 -1 0** | ||
4 2 3 3 3 3 4 .. -6 _ _ _ _ _ 0 _ 2 3 4 5 6 | 4 2 3 3 3 3 4 .. -6 _ _ _ _ _ 0 _ 2 3 4 5 6 | ||
2 4 4 3 3 3 3 .. -4 -3 -2 -1 0 _ 2 _ _ _ _ _ 8 | **2 4 4 3 3 3 3 .. -4 -3 -2 -1 0 _ 2 _ _ _ _ _ 8** | ||
4 4 3 3 3 3 2 .. -12 -11 -10 -9 -8 _ -6 _ _ _ _ _ 0 | 4 4 3 3 3 3 2 .. -12 -11 -10 -9 -8 _ -6 _ _ _ _ _ 0 | ||
4 3 3 3 3 2 4 .. -6 -5 -4 -3 -2 _ 0 _ _ _ _ _ 6 === Mike Battaglia's Porcupine[7] 0|6 b7 | **4 3 3 3 3 2 4 .. -6 -5 -4 -3 -2 _ 0 _ _ _ _ _ 6 === Mike Battaglia's Porcupine[7] 0|6 b7** | ||
3 3 3 3 2 4 4 .. 0 1 2 3 4 _ 6 _ _ _ _ _ 12 | 3 3 3 3 2 4 4 .. 0 1 2 3 4 _ 6 _ _ _ _ _ 12 | ||
3 3 3 2 4 4 3 .. -1 0 1 2 3 _ 5 _ _ _ _ _ 11 | 3 3 3 2 4 4 3 .. -1 0 1 2 3 _ 5 _ _ _ _ _ 11 | ||
3 3 2 4 4 3 3 .. -2 -1 0 1 2 _ 4 _ _ _ _ _ 10 | 3 3 2 4 4 3 3 .. -2 -1 0 1 2 _ 4 _ _ _ _ _ 10 | ||
3 2 4 4 3 3 3 .. -3 -2 -1 0 1 _ 3 _ _ _ _ _ 9 | **3 2 4 4 3 3 3 .. -3 -2 -1 0 1 _ 3 _ _ _ _ _ 9** | ||
2 3 3 3 3 3 5 .. 0 _ _ _ _ _ _ _ 8 9 10 11 12 13 | 2 3 3 3 3 3 5 .. 0 _ _ _ _ _ _ _ 8 9 10 11 12 13 | ||
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3 3 3 3 5 2 3 .. -9 _ _ _ _ _ _ _ -1 0 1 2 3 4 | 3 3 3 3 5 2 3 .. -9 _ _ _ _ _ _ _ -1 0 1 2 3 4 | ||
3 3 3 5 2 3 3 .. -10 _ _ _ _ _ _ _ -2 -1 0 1 2 3 | 3 3 3 5 2 3 3 .. -10 _ _ _ _ _ _ _ -2 -1 0 1 2 3 | ||
3 3 5 2 3 3 3 .. -11 _ _ _ _ _ _ _ -3 -2 -1 0 1 2 | **3 3 5 2 3 3 3 .. -11 _ _ _ _ _ _ _ -3 -2 -1 0 1 2** | ||
3 5 2 3 3 3 3 .. -12 _ _ _ _ _ _ _ -4 -3 -2 -1 0 1 | **3 5 2 3 3 3 3 .. -12 _ _ _ _ _ _ _ -4 -3 -2 -1 0 1** | ||
5 2 3 3 3 3 3 .. -13 _ _ _ _ _ _ _ -5 -4 -3 -2 -1 0 | **5 2 3 3 3 3 3 .. -13 _ _ _ _ _ _ _ -5 -4 -3 -2 -1 0** | ||
2 5 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 _ _ _ _ _ _ _ 8 | **2 5 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 _ _ _ _ _ _ _ 8** | ||
5 3 3 3 3 3 2 .. -13 -12 -11 -10 -9 -8 _ _ _ _ _ _ _ 0 | 5 3 3 3 3 3 2 .. -13 -12 -11 -10 -9 -8 _ _ _ _ _ _ _ 0 | ||
3 3 3 3 3 2 5 .. 0 1 2 3 4 5 _ _ _ _ _ _ _ 13 | 3 3 3 3 3 2 5 .. 0 1 2 3 4 5 _ _ _ _ _ _ _ 13 | ||
3 3 3 3 2 5 3 .. -1 0 1 2 3 4 _ _ _ _ _ _ _ 12 | 3 3 3 3 2 5 3 .. -1 0 1 2 3 4 _ _ _ _ _ _ _ 12 | ||
3 3 3 2 5 3 3 .. -2 -1 0 1 2 3 _ _ _ _ _ _ _ 11 | 3 3 3 2 5 3 3 .. -2 -1 0 1 2 3 _ _ _ _ _ _ _ 11 | ||
3 3 2 5 3 3 3 .. -3 -2 -1 0 1 2 _ _ _ _ _ _ _ 10 | **3 3 2 5 3 3 3 .. -3 -2 -1 0 1 2 _ _ _ _ _ _ _ 10** | ||
3 2 5 3 3 3 3 .. -4 -3 -2 -1 0 1 _ _ _ _ _ _ _ 9 | **3 2 5 3 3 3 3 .. -4 -3 -2 -1 0 1 _ _ _ _ _ _ _ 9** | ||
Did I miss any???</pre></div> | Did I miss any???</pre></div> | ||
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...coming soon...<br /> | ...coming soon...<br /> | ||
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Hm, try as I might, I can't get wikispaces to upload this image. Nevermind then.<br /> | |||
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<!-- ws:start:WikiTextHeadingRule:4:&lt;h2&gt; --><h2 id="toc2"><a name="Porcupine Chromaticism-Modes of Porcupine[7]"></a><!-- ws:end:WikiTextHeadingRule:4 -->Modes of Porcupine[7]</h2> | <!-- ws:start:WikiTextHeadingRule:4:&lt;h2&gt; --><h2 id="toc2"><a name="Porcupine Chromaticism-Modes of Porcupine[7]"></a><!-- ws:end:WikiTextHeadingRule:4 -->Modes of Porcupine[7]</h2> | ||
<br /> | <br /> | ||
The following modes are given in steps of 22edo. | The following modes are given in steps of 22edo. They are rotations of one moment of symmetry scale with two step sizes: a neutral tone (3\22) and a large whole tone (4\22). On the right is a contiguous chain of 7 tones separated by 6 iterations of the Porcupine generator. Modes in bold have a 3/2 approximation above the bass -- this can be verified easily by looking at the chain. The perfect fifth approximation is -3g, so every mode with a &quot;-3&quot; in the chain has a perfect fifth over the bass.<br /> | ||
<br /> | <br /> | ||
3 3 3 3 3 3 4 .. 0 1 2 3 4 5 6<br /> | 3 3 3 3 3 3 4 .. 0 1 2 3 4 5 6<br /> | ||
3 3 3 3 3 4 3 .. -1 0 1 2 3 4 5<br /> | 3 3 3 3 3 4 3 .. -1 0 1 2 3 4 5<br /> | ||
3 3 3 3 4 3 3 .. -2 -1 0 1 2 3 4<br /> | 3 3 3 3 4 3 3 .. -2 -1 0 1 2 3 4<br /> | ||
3 3 3 4 3 3 3 .. -3 -2 -1 0 1 2 3<br /> | <strong>3 3 3 4 3 3 3 .. -3 -2 -1 0 1 2 3</strong><br /> | ||
3 3 4 3 3 3 3 .. -4 -3 -2 -1 0 1 2<br /> | <strong>3 3 4 3 3 3 3 .. -4 -3 -2 -1 0 1 2</strong><br /> | ||
3 4 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 1<br /> | <strong>3 4 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 1</strong><br /> | ||
4 3 3 3 3 3 3 .. -6 -5 -4 -3 -2 -1 0<br /> | <strong>4 3 3 3 3 3 3 .. -6 -5 -4 -3 -2 -1 0</strong><br /> | ||
<br /> | <br /> | ||
<!-- ws:start:WikiTextHeadingRule:6:&lt;h2&gt; --><h2 id="toc3"><a name="Porcupine Chromaticism-Modes of Porcupine[7] that have one chromatic alteration"></a><!-- ws:end:WikiTextHeadingRule:6 -->Modes of Porcupine[7] that have one chromatic alteration</h2> | <!-- ws:start:WikiTextHeadingRule:6:&lt;h2&gt; --><h2 id="toc3"><a name="Porcupine Chromaticism-Modes of Porcupine[7] that have one chromatic alteration"></a><!-- ws:end:WikiTextHeadingRule:6 -->Modes of Porcupine[7] that have one chromatic alteration</h2> | ||
<br /> | <br /> | ||
The following list includes all the modes (hopefully) that can be generated by shifting one tone of Porcupine[7] by one quartertone interval (chroma), which is one degree in 22edo. Underscores represent gaps in the chain of Porcupine generators. Note that lowering a tone by one chroma means sending it forward 7 spaces in the chain of generators, while raising a tone by one chroma means sending it backward 7 spaces in the chain of generators. This is how we wind up with such large gaps in the chain.<br /> | The following list includes all the modes (hopefully) that can be generated by shifting one tone of Porcupine[7] by one quartertone interval (chroma), which is one degree in 22edo. This produces scales with three step sizes -- in addition to a neutral tone (3\22) and large whole tone (4\22) there is now a semitone as well (2\22). In addition, two scales (and their rotations of course) have a 5-step subminor third. Underscores represent gaps in the chain of Porcupine generators. Note that lowering a tone by one quartertone interval (chroma) means sending it forward 7 spaces in the chain of generators, while raising a tone by one chroma means sending it backward 7 spaces in the chain of generators. This is how we wind up with such large gaps in the chain. Again, modes with perfect fifths from the bass are bolded.<br /> | ||
<br /> | <br /> | ||
2 4 3 3 3 3 4 .. 0 _ 2 3 4 5 6 _ 8<br /> | 2 4 3 3 3 3 4 .. 0 _ 2 3 4 5 6 _ 8<br /> | ||
4 3 3 3 3 4 2 .. -8 _ -6 -5 -4 -3 -2 _ 0 === Mike Battaglia's Porcupine[7] 0|6 #7<br /> | <strong>4 3 3 3 3 4 2 .. -8 _ -6 -5 -4 -3 -2 _ 0 === Mike Battaglia's Porcupine[7] 0|6 #7</strong><br /> | ||
3 3 3 3 4 2 4 .. -2 _ 0 1 2 3 4 _ 6<br /> | 3 3 3 3 4 2 4 .. -2 _ 0 1 2 3 4 _ 6<br /> | ||
3 3 3 4 2 4 3 .. -3 _ -1 0 1 2 3 _ 5<br /> | <strong>3 3 3 4 2 4 3 .. -3 _ -1 0 1 2 3 _ 5</strong><br /> | ||
3 3 4 2 4 3 3 .. -4 _ -2 -1 0 1 2 _ 4<br /> | 3 3 4 2 4 3 3 .. -4 _ -2 -1 0 1 2 _ 4<br /> | ||
3 4 2 4 3 3 3 .. -5 _ -3 -2 -1 0 1 _ 3<br /> | <strong>3 4 2 4 3 3 3 .. -5 _ -3 -2 -1 0 1 _ 3</strong><br /> | ||
4 2 4 3 3 3 3 .. -6 _ -4 -3 -2 -1 0 _ 2<br /> | <strong>4 2 4 3 3 3 3 .. -6 _ -4 -3 -2 -1 0 _ 2</strong><br /> | ||
<br /> | <br /> | ||
2 3 4 3 3 3 4 .. 0 _ _ 3 4 5 6 _ 8 9<br /> | 2 3 4 3 3 3 4 .. 0 _ _ 3 4 5 6 _ 8 9<br /> | ||
3 4 3 3 3 4 2 .. -8 _ _ -5 -4 -3 -2 _ 0 1<br /> | <strong>3 4 3 3 3 4 2 .. -8 _ _ -5 -4 -3 -2 _ 0 1</strong><br /> | ||
4 3 3 3 4 2 3 .. -9 _ _ -6 -5 -4 -3 _ -1 0<br /> | <strong>4 3 3 3 4 2 3 .. -9 _ _ -6 -5 -4 -3 _ -1 0</strong><br /> | ||
3 3 3 4 2 3 4 .. -3 _ _ 0 1 2 3 _ 5 6<br /> | 3 3 3 4 2 3 4 .. -3 _ _ 0 1 2 3 _ 5 6<br /> | ||
3 3 4 2 3 4 3 .. -4 _ _ -1 0 1 2 _ 4 5<br /> | 3 3 4 2 3 4 3 .. -4 _ _ -1 0 1 2 _ 4 5<br /> | ||
3 4 2 3 4 3 3 .. -5 _ _ -2 -1 0 1 _ 3 4<br /> | 3 4 2 3 4 3 3 .. -5 _ _ -2 -1 0 1 _ 3 4<br /> | ||
4 2 3 4 3 3 3 .. -6 _ _ -3 -2 -1 0 _ 1 2 === Mike Battaglia's<span class="commentBody"> Porcupine[7] 3|3 #2</span><br /> | <strong>4 2 3 4 3 3 3 .. -6 _ _ -3 -2 -1 0 _ 1 2 === Mike Battaglia's<span class="commentBody"> Porcupine[7] 3|3 #2</span></strong><br /> | ||
<br /> | <br /> | ||
2 4 3 3 3 4 3 .. -1 0 _ 2 3 4 5 _ _ 8<br /> | 2 4 3 3 3 4 3 .. -1 0 _ 2 3 4 5 _ _ 8<br /> | ||
4 3 3 3 4 3 2 .. -9 -8 _ -6 -5 -4 -3 _ _ 0<br /> | <strong>4 3 3 3 4 3 2 .. -9 -8 _ -6 -5 -4 -3 _ _ 0</strong><br /> | ||
3 3 3 4 3 2 4 .. -3 -2 _ 0 1 2 3 _ _ 6<br /> | <strong>3 3 3 4 3 2 4 .. -3 -2 _ 0 1 2 3 _ _ 6</strong><br /> | ||
3 3 4 3 2 4 3 .. -4 -3 _ -1 0 1 2 _ _ 5 === one of Andrew's faves<br /> | <strong>3 3 4 3 2 4 3 .. -4 -3 _ -1 0 1 2 _ _ 5 === one of Andrew's faves</strong><br /> | ||
3 4 3 2 4 3 3 .. -5 -4 _ -2 -1 0 1 _ _ 4<br /> | 3 4 3 2 4 3 3 .. -5 -4 _ -2 -1 0 1 _ _ 4<br /> | ||
4 3 2 4 3 3 3 .. -6 -5 _ -3 -2 -1 0 _ _ 3 === Mike Battaglia's Porcupine[7] 0|6 b4<br /> | <strong>4 3 2 4 3 3 3 .. -6 -5 _ -3 -2 -1 0 _ _ 3 === Mike Battaglia's Porcupine[7] 0|6 b4</strong><br /> | ||
3 2 4 3 3 3 4 .. 0 1 _ 3 4 5 6 _ _ 9<br /> | 3 2 4 3 3 3 4 .. 0 1 _ 3 4 5 6 _ _ 9<br /> | ||
<br /> | <br /> | ||
2 3 3 4 3 3 4 .. 0 _ _ _ 4 5 6 _ 8 9 10<br /> | 2 3 3 4 3 3 4 .. 0 _ _ _ 4 5 6 _ 8 9 10<br /> | ||
3 3 4 3 3 4 2 .. -8 _ _ _ -4 -3 -2 _ 0 1 2<br /> | <strong>3 3 4 3 3 4 2 .. -8 _ _ _ -4 -3 -2 _ 0 1 2</strong><br /> | ||
3 4 3 3 4 2 3 .. -9 _ _ _ -5 -4 -3 _ -1 0 1<br /> | <strong>3 4 3 3 4 2 3 .. -9 _ _ _ -5 -4 -3 _ -1 0 1</strong><br /> | ||
4 3 3 4 2 3 3 .. -10 _ _ _ -6 -5 -4 _ -2 -1 0<br /> | 4 3 3 4 2 3 3 .. -10 _ _ _ -6 -5 -4 _ -2 -1 0<br /> | ||
3 3 4 2 3 3 4 .. -4 _ _ _ 0 1 2 _ 4 5 6<br /> | 3 3 4 2 3 3 4 .. -4 _ _ _ 0 1 2 _ 4 5 6<br /> | ||
| Line 195: | Line 199: | ||
2 4 3 3 4 3 3 .. -2 -1 0 _ 2 3 4 _ _ _ 8<br /> | 2 4 3 3 4 3 3 .. -2 -1 0 _ 2 3 4 _ _ _ 8<br /> | ||
4 3 3 4 3 3 2 .. -10 -9 -8 _ -6 -5 -4 _ _ _ 0<br /> | 4 3 3 4 3 3 2 .. -10 -9 -8 _ -6 -5 -4 _ _ _ 0<br /> | ||
3 3 4 3 3 2 4 .. -4 -3 -2 _ 0 1 2 _ _ _ 6<br /> | <strong>3 3 4 3 3 2 4 .. -4 -3 -2 _ 0 1 2 _ _ _ 6</strong><br /> | ||
3 4 3 3 2 4 3 .. -5 -4 -3 _ -1 0 1 _ _ _ 5<br /> | <strong>3 4 3 3 2 4 3 .. -5 -4 -3 _ -1 0 1 _ _ _ 5</strong><br /> | ||
4 3 3 2 4 3 3 .. -6 -5 -4 _ -2 -1 0 _ _ _ 4<br /> | 4 3 3 2 4 3 3 .. -6 -5 -4 _ -2 -1 0 _ _ _ 4<br /> | ||
3 3 2 4 3 3 4 .. 0 1 2 _ 4 5 6 _ _ _ 10<br /> | 3 3 2 4 3 3 4 .. 0 1 2 _ 4 5 6 _ _ _ 10<br /> | ||
| Line 202: | Line 206: | ||
<br /> | <br /> | ||
2 3 3 3 4 3 4 .. 0 _ _ _ _ 5 6 _ 8 9 10 11<br /> | 2 3 3 3 4 3 4 .. 0 _ _ _ _ 5 6 _ 8 9 10 11<br /> | ||
3 3 3 4 3 4 2 .. -8 _ _ _ _ -3 -2 _ 0 1 2 3<br /> | <strong>3 3 3 4 3 4 2 .. -8 _ _ _ _ -3 -2 _ 0 1 2 3</strong><br /> | ||
3 3 4 3 4 2 3 .. -9 _ _ _ _ -4 -3 _ -1 0 1 2<br /> | <strong>3 3 4 3 4 2 3 .. -9 _ _ _ _ -4 -3 _ -1 0 1 2</strong><br /> | ||
3 4 3 4 2 3 3 .. -10 _ _ _ _ -5 -4 _ -2 -1 0 1<br /> | 3 4 3 4 2 3 3 .. -10 _ _ _ _ -5 -4 _ -2 -1 0 1<br /> | ||
4 3 4 2 3 3 3 .. -11 _ _ _ _ -6 -5 _ -3 -2 -1 0<br /> | <strong>4 3 4 2 3 3 3 .. -11 _ _ _ _ -6 -5 _ -3 -2 -1 0</strong><br /> | ||
3 4 2 3 3 3 4 .. -5 _ _ _ _ 0 1 _ 3 4 5 6<br /> | 3 4 2 3 3 3 4 .. -5 _ _ _ _ 0 1 _ 3 4 5 6<br /> | ||
4 2 3 3 3 4 3 .. -6 _ _ _ _ -1 0 _ 2 3 4 5<br /> | 4 2 3 3 3 4 3 .. -6 _ _ _ _ -1 0 _ 2 3 4 5<br /> | ||
<br /> | <br /> | ||
2 4 3 4 3 3 3 .. -3 -2 -1 0 _ 2 3 _ _ _ _ 8<br /> | <strong>2 4 3 4 3 3 3 .. -3 -2 -1 0 _ 2 3 _ _ _ _ 8</strong><br /> | ||
4 3 4 3 3 3 2 .. -11 -10 -9 -8 _ -6 -5 _ _ _ _ 0<br /> | 4 3 4 3 3 3 2 .. -11 -10 -9 -8 _ -6 -5 _ _ _ _ 0<br /> | ||
3 4 3 3 3 2 4 .. -5 -4 -3 -2 _ 0 1 _ _ _ _ 6 === one of Andrew's faves<br /> | <strong>3 4 3 3 3 2 4 .. -5 -4 -3 -2 _ 0 1 _ _ _ _ 6 === one of Andrew's faves</strong><br /> | ||
4 3 3 3 2 4 3 .. -6 -5 -4 -3 _ -1 0 _ _ _ _ 5<br /> | <strong>4 3 3 3 2 4 3 .. -6 -5 -4 -3 _ -1 0 _ _ _ _ 5</strong><br /> | ||
3 3 3 2 4 3 4 .. 0 1 2 3 _ 5 6 _ _ _ _ 11<br /> | 3 3 3 2 4 3 4 .. 0 1 2 3 _ 5 6 _ _ _ _ 11<br /> | ||
3 3 2 4 3 4 3 .. -1 0 1 2 _ 4 5 _ _ _ _ 10<br /> | 3 3 2 4 3 4 3 .. -1 0 1 2 _ 4 5 _ _ _ _ 10<br /> | ||
| Line 219: | Line 223: | ||
2 3 3 3 3 4 4 .. 0 _ _ _ _ _ 6 _ 8 9 10 11 12<br /> | 2 3 3 3 3 4 4 .. 0 _ _ _ _ _ 6 _ 8 9 10 11 12<br /> | ||
3 3 3 3 4 4 2 .. -8 _ _ _ _ _ -2 _ 0 1 2 3 4<br /> | 3 3 3 3 4 4 2 .. -8 _ _ _ _ _ -2 _ 0 1 2 3 4<br /> | ||
3 3 3 4 4 2 3 .. -9 _ _ _ _ _ -3 _ -1 0 1 2 3<br /> | <strong>3 3 3 4 4 2 3 .. -9 _ _ _ _ _ -3 _ -1 0 1 2 3</strong><br /> | ||
3 3 4 4 2 3 3 .. -10 _ _ _ _ _ -4 _ -2 -1 0 1 2<br /> | 3 3 4 4 2 3 3 .. -10 _ _ _ _ _ -4 _ -2 -1 0 1 2<br /> | ||
3 4 4 2 3 3 3 .. -11 _ _ _ _ _ -5 _ -3 -2 -1 0 1<br /> | <strong>3 4 4 2 3 3 3 .. -11 _ _ _ _ _ -5 _ -3 -2 -1 0 1</strong><br /> | ||
4 4 2 3 3 3 3 .. -12 _ _ _ _ _ -6 _ -4 -3 -2 -1 0<br /> | <strong>4 4 2 3 3 3 3 .. -12 _ _ _ _ _ -6 _ -4 -3 -2 -1 0</strong><br /> | ||
4 2 3 3 3 3 4 .. -6 _ _ _ _ _ 0 _ 2 3 4 5 6<br /> | 4 2 3 3 3 3 4 .. -6 _ _ _ _ _ 0 _ 2 3 4 5 6<br /> | ||
<br /> | <br /> | ||
2 4 4 3 3 3 3 .. -4 -3 -2 -1 0 _ 2 _ _ _ _ _ 8<br /> | <strong>2 4 4 3 3 3 3 .. -4 -3 -2 -1 0 _ 2 _ _ _ _ _ 8</strong><br /> | ||
4 4 3 3 3 3 2 .. -12 -11 -10 -9 -8 _ -6 _ _ _ _ _ 0<br /> | 4 4 3 3 3 3 2 .. -12 -11 -10 -9 -8 _ -6 _ _ _ _ _ 0<br /> | ||
4 3 3 3 3 2 4 .. -6 -5 -4 -3 -2 _ 0 _ _ _ _ _ 6 === Mike Battaglia's Porcupine[7] 0|6 b7<br /> | <strong>4 3 3 3 3 2 4 .. -6 -5 -4 -3 -2 _ 0 _ _ _ _ _ 6 === Mike Battaglia's Porcupine[7] 0|6 b7</strong><br /> | ||
3 3 3 3 2 4 4 .. 0 1 2 3 4 _ 6 _ _ _ _ _ 12<br /> | 3 3 3 3 2 4 4 .. 0 1 2 3 4 _ 6 _ _ _ _ _ 12<br /> | ||
3 3 3 2 4 4 3 .. -1 0 1 2 3 _ 5 _ _ _ _ _ 11<br /> | 3 3 3 2 4 4 3 .. -1 0 1 2 3 _ 5 _ _ _ _ _ 11<br /> | ||
3 3 2 4 4 3 3 .. -2 -1 0 1 2 _ 4 _ _ _ _ _ 10<br /> | 3 3 2 4 4 3 3 .. -2 -1 0 1 2 _ 4 _ _ _ _ _ 10<br /> | ||
3 2 4 4 3 3 3 .. -3 -2 -1 0 1 _ 3 _ _ _ _ _ 9<br /> | <strong>3 2 4 4 3 3 3 .. -3 -2 -1 0 1 _ 3 _ _ _ _ _ 9</strong><br /> | ||
<br /> | <br /> | ||
2 3 3 3 3 3 5 .. 0 _ _ _ _ _ _ _ 8 9 10 11 12 13<br /> | 2 3 3 3 3 3 5 .. 0 _ _ _ _ _ _ _ 8 9 10 11 12 13<br /> | ||
| Line 237: | Line 241: | ||
3 3 3 3 5 2 3 .. -9 _ _ _ _ _ _ _ -1 0 1 2 3 4<br /> | 3 3 3 3 5 2 3 .. -9 _ _ _ _ _ _ _ -1 0 1 2 3 4<br /> | ||
3 3 3 5 2 3 3 .. -10 _ _ _ _ _ _ _ -2 -1 0 1 2 3<br /> | 3 3 3 5 2 3 3 .. -10 _ _ _ _ _ _ _ -2 -1 0 1 2 3<br /> | ||
3 3 5 2 3 3 3 .. -11 _ _ _ _ _ _ _ -3 -2 -1 0 1 2<br /> | <strong>3 3 5 2 3 3 3 .. -11 _ _ _ _ _ _ _ -3 -2 -1 0 1 2</strong><br /> | ||
3 5 2 3 3 3 3 .. -12 _ _ _ _ _ _ _ -4 -3 -2 -1 0 1<br /> | <strong>3 5 2 3 3 3 3 .. -12 _ _ _ _ _ _ _ -4 -3 -2 -1 0 1</strong><br /> | ||
5 2 3 3 3 3 3 .. -13 _ _ _ _ _ _ _ -5 -4 -3 -2 -1 0<br /> | <strong>5 2 3 3 3 3 3 .. -13 _ _ _ _ _ _ _ -5 -4 -3 -2 -1 0</strong><br /> | ||
<br /> | <br /> | ||
2 5 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 _ _ _ _ _ _ _ 8<br /> | <strong>2 5 3 3 3 3 3 .. -5 -4 -3 -2 -1 0 _ _ _ _ _ _ _ 8</strong><br /> | ||
5 3 3 3 3 3 2 .. -13 -12 -11 -10 -9 -8 _ _ _ _ _ _ _ 0<br /> | 5 3 3 3 3 3 2 .. -13 -12 -11 -10 -9 -8 _ _ _ _ _ _ _ 0<br /> | ||
3 3 3 3 3 2 5 .. 0 1 2 3 4 5 _ _ _ _ _ _ _ 13<br /> | 3 3 3 3 3 2 5 .. 0 1 2 3 4 5 _ _ _ _ _ _ _ 13<br /> | ||
3 3 3 3 2 5 3 .. -1 0 1 2 3 4 _ _ _ _ _ _ _ 12<br /> | 3 3 3 3 2 5 3 .. -1 0 1 2 3 4 _ _ _ _ _ _ _ 12<br /> | ||
3 3 3 2 5 3 3 .. -2 -1 0 1 2 3 _ _ _ _ _ _ _ 11<br /> | 3 3 3 2 5 3 3 .. -2 -1 0 1 2 3 _ _ _ _ _ _ _ 11<br /> | ||
3 3 2 5 3 3 3 .. -3 -2 -1 0 1 2 _ _ _ _ _ _ _ 10<br /> | <strong>3 3 2 5 3 3 3 .. -3 -2 -1 0 1 2 _ _ _ _ _ _ _ 10</strong><br /> | ||
3 2 5 3 3 3 3 .. -4 -3 -2 -1 0 1 _ _ _ _ _ _ _ 9<br /> | <strong>3 2 5 3 3 3 3 .. -4 -3 -2 -1 0 1 _ _ _ _ _ _ _ 9</strong><br /> | ||
<br /> | <br /> | ||
Did I miss any???</body></html></pre></div> | Did I miss any???</body></html></pre></div> | ||