Ditonma: Difference between revisions

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The '''ditonma''' is an interval of about 18.168 cents. It has the monzo [-27 -2 13⟩ and the ratio '''1220703125 / 1207959552'''.  
The '''ditonma''' is a [[small comma|small]] [[5-limit]] [[comma]] of about 18.168 [[cent]]s. It has the [[monzo]] {{monzo| -27 -2 13 }} and the [[ratio]] '''1220703125 / 1207959552'''.  


It defines the [[ditonmic family]] of temperaments.
== Temperaments ==
{{stub}}
[[Tempering out]] this comma leads to the [[ditonmic family]] of temperaments.


[[Category:Commas with unknown etymology]]
== Etymology ==
This comma was named by [[Petr Pařízek]] in 2011 in terms of the corresponding temperament, [[ditonic]]<ref>See [[Ditonmic family]] for sources. </ref>.
 
== Notes ==
<references/>
 
 
{{Stub}}
[[Category:Commas named for the generator of their temperament]]

Revision as of 16:23, 4 November 2024

Interval information
Factorization 2-27 × 3-2 × 513
Monzo [-27 -2 13
Size in cents 18.16828¢
Name Ditonma
Color name LLy13-4, lala-theyo negative 4th,
Lala-theyo comma
FJS name [math]\displaystyle{ \text{7d}{-4}^{5,5,5,5,5,5,5,5,5,5,5,5,5} }[/math]
Special properties reduced
Tenney norm (log2 nd) 60.355
Weil norm (log2 max(n, d)) 60.3701
Wilson norm (sopfr(nd)) 125
Comma size small
Open this interval in xen-calc

The ditonma is a small 5-limit comma of about 18.168 cents. It has the monzo [-27 -2 13 and the ratio 1220703125 / 1207959552.

Temperaments

Tempering out this comma leads to the ditonmic family of temperaments.

Etymology

This comma was named by Petr Pařízek in 2011 in terms of the corresponding temperament, ditonic[1].

Notes

  1. See Ditonmic family for sources.


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