891/875: Difference between revisions

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Created page with "{{Infobox Interval}}891/875 is an 11-limit comma of about 31 cents. Tempering this comma in the full 11-limit provides the following rank-4 temperament: According to x31eq, t..."
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{{Infobox Interval}}891/875 is an 11-limit comma of about 31 cents. Tempering this comma in the full 11-limit provides the following rank-4 temperament:
{{Infobox Interval}}'''891/875''' is an 11-limit [[comma]] of about 31 [[cents]]. Tempering this comma in the full [[11-limit]] provides the following [[rank-4]] temperament:


According to x31eq, the mapping is:
According to x31eq, the [[mapping]] is:


[[1 0 0 0 0] [0 1 0 0 -4] [0 0 1 0 3] [0 0 0 1 1]].
[[1 0 0 0 0] [0 1 0 0 -4] [0 0 1 0 3] [0 0 0 1 1]].


The only comma tempered out is 891/875. The generators are: ~2=1200.000, ~3=1899.514, ~5=2790.987, ~7=3371.103.
The only comma [[tempered out]] is 891/875. The [[generator]]s are: ~2=1200.000, ~3=1899.514, ~5=2790.987, ~7=3371.103.




[[User:MisterShafXen]] proposes the name pentacircle diesis for this comma, as the pentacircle comma is [[896/891]], and the interval size is about 31 cents.
[[Mister Shaf]] proposes the name '''pentacircle diesis''' for this comma, as the pentacircle comma is [[896/891]], and the interval size is about 31 cents.

Latest revision as of 23:40, 1 May 2025

Interval information
Ratio 891/875
Factorization 34 × 5-3 × 7-1 × 11
Monzo [0 4 -3 -1 1
Size in cents 31.3709¢
Name(s) missing ? 
FJS name [math]\displaystyle{ \text{d1}^{11}_{5,5,5,7} }[/math]
Special properties reduced
Tenney norm (log2 nd) 19.5724
Weil norm (log2 max(n, d)) 19.5986
Wilson norm (sopfr(nd)) 45
Open this interval in xen-calc

891/875 is an 11-limit comma of about 31 cents. Tempering this comma in the full 11-limit provides the following rank-4 temperament:

According to x31eq, the mapping is:

[[1 0 0 0 0] [0 1 0 0 -4] [0 0 1 0 3] [0 0 0 1 1]].

The only comma tempered out is 891/875. The generators are: ~2=1200.000, ~3=1899.514, ~5=2790.987, ~7=3371.103.


Mister Shaf proposes the name pentacircle diesis for this comma, as the pentacircle comma is 896/891, and the interval size is about 31 cents.