Neguschisma

Interval information

Ratio	13640319/13631488
Factorization	2-20 × 311 × 7 × 11 × 13-1
Monzo	[-20 11 0 1 1 -1⟩
Size in cents	1.121197¢
Names	neguschisma, tridecimal minor third schisma
Color name	LL3u1oz-2, lala-thulozo negative 2nd, Lala-thulozo comma
FJS name	[math]\text{d}{-2}^{7,11}_{13}[/math]
Special properties	reduced
Tenney height (log2 nd)	47.4018
Weil height (log2 max(n, d))	47.4027
Wilson height (sopfr(nd))	104
Harmonic entropy (Shannon, [math]\sqrt{nd}[/math])	~1.21083 bits
Comma size	unnoticeable
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13640319/13631488, the neguschisma, is a no-fives unnoticeable comma measuring about 1.1212 cents. It is the difference between 78/77, the negustma, and 531441/524288, the Pythagorean comma—the relationship of which this comma gets its name from.