2L 4s: Difference between revisions

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{{MOS intro}}
{{MOS intro}}


The only scale with this [[MOSScales|MOS]] pattern that's a really significant minimum of [[harmonic entropy]] is [[Diaschismic_family|srutal/pajara]], in which the period plus the generator is 3/2. Other scales include shrutar, in which the generator is '''half''' of that (about a quartertone), so 3/2 is a period plus two generators; and [[Porcupine_family#Hedgehog|hedgehog]], in which two generators make a 6/5, and 4/3 would be three generators (except that it doesn't appear in this MOS).
The only scale with this [[MOSScales|MOS]] pattern that's a really significant minimum of [[harmonic entropy]] is [[Diaschismic_family|srutal/pajara]], in which the period plus the generator is 3/2. Other scales include [[shrutar]], in which the generator is '''half''' of that (about a [[quartertone]]), so 3/2 is a period plus two generators; and [[Porcupine_family#Hedgehog|hedgehog]], in which two generators make a 6/5, and 4/3 would be three generators (except that it doesn't appear in this MOS).


In addition to the true MOS with pattern LssLss, all these scales also come in a near-MOS version, LsLsss, in which the period is the only generic interval that has more than two specific representatives.
In addition to the true MOS with pattern LssLss, all these scales also come in a near-MOS version, LsLsss, in which the period is the only generic interval that has more than two specific representatives.
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==Scale tree==
==Scale tree==
{{Scale tree|Comments=6/1: Shrutar ↓;
{{Scale tree|Comments=6/1: Shrutar ↓;
9/2: Injera is around here;
9/2: [[Injera]] is around here;
7/2: Srutal/Pajara is around here;
7/2: Srutal/Pajara is around here;
5/3: Hedgehog and echidna are around here;
5/3: Hedgehog and [[echidna]] are around here;
13/8: Golden hedgehog/echidna;
13/8: Golden hedgehog/echidna;
3/2: Optimum rank range}}
3/2: Optimum rank range}}
[[Category:6-tone scales]]
[[Category:6-tone scales]]