640/637: Difference between revisions
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'''640/637''', the '''huntma''', is a [[small | '''640/637''', the '''huntma''', is a [[small comma|small]] [[13-limit]] [[comma]]. It is the amount by which two [[8/7]]'s exceed [[13/10]]. It factors into simpler commas as ([[352/351]])⋅([[540/539]]). By tempering it out is defined the '''huntmic''' temperament, which enables the [[huntmic chords]]. | ||
It can be expressed in terms of other commas in a number of ways, but three notable ways that correspond to a product or ratio of two [[S-comma]]s are noted here: | It can be expressed in terms of other commas in a number of ways, but three notable ways that correspond to a product or ratio of two [[S-comma]]s are noted here: | ||
Latest revision as of 08:58, 22 May 2026
| Interval information |
Thururuyo comma
640/637, the huntma, is a small 13-limit comma. It is the amount by which two 8/7's exceed 13/10. It factors into simpler commas as (352/351)⋅(540/539). By tempering it out is defined the huntmic temperament, which enables the huntmic chords.
It can be expressed in terms of other commas in a number of ways, but three notable ways that correspond to a product or ratio of two S-commas are noted here: