Historisma: Difference between revisions
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The '''historisma''' ([[ratio]]: 257298363/256000000, {{monzo|legend=1| -14 7 -6 6 }}) is a [[small comma|small]] [[7-limit]] comma that is the difference between a stack of six [[21/20|septimal minor semitones (21/20)]] and a [[4/3|perfect fourth (4/3)]]. Tempering it out leads to the 7-limit version of the [[history (temperament)|history]] temperament. | |||
The [[hypovishnuzma]], the difference between six classic chromatic semitones ( | The [[hypovishnuzma]], the difference between six [[25/24|classic chromatic semitones (25/24)]] and 4/3, can be considered the historisma's [[5-limit]] counterpart, although it is a significanly larger comma. [[43edo]] and [[58edo]] temper out both, as they equate 21/20 and 25/24. | ||
[[Category:History (temperament)]] | |||
[[Category:Commas with unknown etymology]] | |||
Latest revision as of 21:50, 11 March 2026
| Interval information |
The historisma (ratio: 257298363/256000000, monzo: [-14 7 -6 6⟩) is a small 7-limit comma that is the difference between a stack of six septimal minor semitones (21/20) and a perfect fourth (4/3). Tempering it out leads to the 7-limit version of the history temperament.
The hypovishnuzma, the difference between six classic chromatic semitones (25/24) and 4/3, can be considered the historisma's 5-limit counterpart, although it is a significanly larger comma. 43edo and 58edo temper out both, as they equate 21/20 and 25/24.