2058/2057
Interval information |
reduced
2058/2057, the xenisma, is a 17-limit (also 2.3.7.11.17 subgroup) comma measuring about 0.84 cents. It is the amount by which a stack of two 14/11's exceed 34/21.
Commatic relations
This comma is the difference between the following superparticular pairs:
- 364/363 and 442/441
- 441/440 and 561/560
- 936/935 and 1716/1715
- 1225/1224 and 3025/3024
- 1701/1700 and 9801/9800
Not to mention some nonsuperparticular but useful relations:
It factors into the following superparticular pairs:
- 2401/2400 and 14400/14399
- 2080/2079 and 194481/194480
Temperaments
Tempering out this comma in the 17-limit results in the rank-6 xenismic temperament, or in the 2.3.7.11.17 subgroup, the rank-4 xenic temperament. In either case it enables xenismic chords.
Etymology
The xenisma was named by Margo Schulter in 2000[1].