1716/1715: Difference between revisions

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{{Infobox Interval
{{Infobox Interval
| Name = Lummic comma
| Name = lummic comma
| Comma = yes
| Comma = yes
}} The Lummic comma, 1716/1715, is a superparticular 11-limit comma which is tempered out by several notable edos including [[72edo]], [[270edo]] and [[400edo]] among others. It factors into the [[cantonisma]].
}}
The '''lummic comma''', '''1716/1715''', is a [[13-limit]] [[superparticular]] [[comma]] measuring about 1.0{{cent}}. It often arises as the difference between simpler commas: ([[176/175]])/([[196/195]]), ([[351/350]])/([[441/440]]), ([[1573/1568]])/([[385/384]]), ([[540/539]])/([[1575/1573]]), and ([[1001/1000]])/([[2401/2400]]). It factors into ([[2080/2079]])([[9801/9800]]).
 
Tempering it out leads to the rank-5 '''lummic temperament'''. It is tempered out by several notable edos including [[72edo]], [[270edo]] and [[400edo]] among others.  
 
[[Category:Lummic]]

Revision as of 07:15, 20 June 2023

Interval information
Ratio 1716/1715
Factorization 22 × 3 × 5-1 × 7-3 × 11 × 13
Monzo [2 1 -1 -3 1 1
Size in cents 1.009172¢
Name lummic comma
FJS name [math]\displaystyle{ \text{M}{-2}^{11,13}_{5,7,7,7} }[/math]
Special properties superparticular,
reduced
Tenney height (log2 nd) 21.4888
Weil height (log2 max(n, d)) 21.4897
Wilson height (sopfr(nd)) 57
Comma size unnoticeable
Open this interval in xen-calc

The lummic comma, 1716/1715, is a 13-limit superparticular comma measuring about 1.0 ¢. It often arises as the difference between simpler commas: (176/175)/(196/195), (351/350)/(441/440), (1573/1568)/(385/384), (540/539)/(1575/1573), and (1001/1000)/(2401/2400). It factors into (2080/2079)(9801/9800).

Tempering it out leads to the rank-5 lummic temperament. It is tempered out by several notable edos including 72edo, 270edo and 400edo among others.