2080/2079: Difference between revisions
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'''2080/2079''', the '''ibnsinma''', is a [[13-limit]] [[unnoticeable comma]] measuring about 0. | '''2080/2079''', the '''ibnsinma''', is a [[13-limit]] [[unnoticeable comma]] measuring about 0.83 [[cent]]s. It is the amount by which a stack consisting of [[11/10]] and [[14/13]] falls short of Pythagorean minor third, [[32/27]]. | ||
== Commatic relations == | |||
This comma identifies itself as the difference difference between eight pairs of superparticular ratios: | |||
* [[64/63]] and [[66/65]] | * [[64/63]] and [[66/65]] | ||
* [[78/77]] and [[81/80]] | * [[78/77]] and [[81/80]] | ||
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== Temperaments == | == Temperaments == | ||
By tempering it out is defined the '''ibnsinmic temperament''', which enables the | By tempering it out is defined the '''ibnsinmic temperament''', which enables the [[ibnsinmic chords]], the essentially tempered chords in the 21-odd-limit. Another consequence is that it makes [[fifth complement]]s of [[13/11]] and [[80/63]], and of [[40/33]] and [[26/21]]. You may find a list of good equal temperaments that support this temperament below. | ||
[[Subgroup]]: 2.3.5.7.11.13 | [[Subgroup]]: 2.3.5.7.11.13 |