190/189

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Interval information
Ratio 190/189
Factorization 2 × 3-3 × 5 × 7-1 × 19
Monzo [1 -3 1 -1 0 0 0 1
Size in cents 9.1358209¢
Name cotylisma
Color name 19ory1, noruyo 1sn
FJS name [math]\text{P1}^{5,19}_{7}[/math]
Special properties superparticular,
reduced
Tenney height (log2 nd) 15.1321
Weil height (log2 max(n, d)) 15.1397
Wilson height (sopfr (nd)) 42
Harmonic entropy
(Shannon, [math]\sqrt{nd}[/math])
~1.94088 bits
Comma size small
S-expression S19 × S20
open this interval in xen-calc

190/189, the cotylisma, is a 19-limit superparticular comma. It is the amount by which 10/9 exceeds 21/19, and also the difference between 19/18 and 21/20.

Etymology

The name cotylisma was named by Xenllium in 2023. It is originated from cotyledon, which has derived temperament names such as tetracot and octacot.

See also