Bronzisma
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| Ratio | 2097152/2083725 |
| Factorization | 221 × 3-5 × 5-2 × 7-3 |
| Monzo | [21 -5 -2 -3⟩ |
| Size in cents | 11.119849¢ |
| Name | bronzisma |
| Color name | sr3gg1, satriru-agugu unison |
| FJS name | [math]\text{d1}_{5,5,7,7,7}[/math] |
| Special properties | reduced, reduced subharmonic |
| Tenney height (log2 nd) | 41.9907 |
| Weil height (log2 max(n, d)) | 42 |
| Wilson height (sopfr (nd)) | 88 |
| Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~2.26813 bits |
| Comma size | small |
| open this interval in xen-calc | |
The bronzisma, 2097152/2083725, is a 7-limit comma. It is the difference between a classic chromatic semitone of 25/24 and three septimal commas.
Temperaments
Tempering out this comma results in the rank-3 bronzismic temperament in the 7-limit. Together with the septimal semicomma it produces amigo temperament, and together with 3136/3125 it produces decipentic temperament.
It is also tempered to one step of 118edo in the 7-limit temperament oganesson, although it is not the most precise mapping (compared to 13-limit 169/168 and 17-limit 170/169), as there are directly roughly 108 bronzismas in the octave.
Etymology
This comma was named by Xenllium in 2021.