Garischisma: Difference between revisions
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The '''garischisma''' or '''septimal schisma''' is a [[7-limit]] [[comma]] measuring about 3.80 cents. While the [[schisma]] is the difference between the [[Pythagorean comma]] and the [[81/80|syntonic comma]], the garischisma, in contrast, is the difference between the Pythagorean comma and the [[64/63|septimal comma]]. It can also be described as the difference between the [[8/7|septimal whole tone]] and two [[2187/2048|apotomes]]. Tempering it out leads to the rank-3 [[ | The '''garischisma''' or '''septimal schisma''' is a [[7-limit]] [[comma]] measuring about 3.80 cents. While the [[schisma]] is the difference between the [[Pythagorean comma]] and the [[81/80|syntonic comma]], the garischisma, in contrast, is the difference between the Pythagorean comma and the [[64/63|septimal comma]]. It can also be described as the difference between the [[8/7|septimal whole tone]] and two [[2187/2048|apotomes]]. | ||
== Temperaments == | |||
Tempering it out in the full 7-limit leads to the rank-3 '''garischismic temperament'''. | |||
=== Garischismic (41 & 53 & 270) === | |||
Subgroup: 2.3.5.7 | |||
[[Comma list]]: 33554432/33480783 | |||
[[Mapping]]: [{{val| 1 0 0 25 }}, {{val| 0 1 0 -14 }}, {{val| 0 0 1 0 }}] | |||
[[POTE generator]]s: ~3/2 = 702.2079, ~5/4 = 386.5100 | |||
{{Val list|legend=1| 12, 41, 53, 94, 164, 176, 217, 229, 270, 593, 863, 1133, 1996d, 2037, 2307, 2900bd, 3170bd, 4303bcd }} | |||
[[Badness]]: 1.313 × 10<sup>-3</sup> | |||
== See also == | == See also == | ||
* [[Garischismic | * [[Garischismic clan]], the rank-2 clan where it is tempered out | ||
* [[Small comma]] | * [[Small comma]] | ||