Ptolemismic clan: Difference between revisions

From Xenharmonic Wiki
Jump to navigation Jump to search
Created page with "This page discusses some rank-3 temperaments tempering out the ptolemisma, 100/99. But we can start with the rank-4 temperament. == Ptolemismic == Subgroup: 2.3.5.7.11..."
 
+links to temperaments discussed elsewhere
Line 1: Line 1:
This page discusses some rank-3 temperaments tempering out the ptolemisma, [[100/99]]. But we can start with the rank-4 temperament.  
This page discusses some rank-3 temperaments tempering out the ptolemisma, [[100/99]]. But we can start with the rank-4 temperament.  
Temperaments discussed elsewhere include:
* ''[[Calliope]]'', {45/44, 81/80} → [[Didymus rank three family #Calliope]]
* ''[[Jubilee]]'', {50/49, 99/98} → [[Jubilismic family #Jubilee]]
* ''[[Sonic]]'', {55/54, 100/99} → [[Porcupine rank three family #Sonic]]
* ''[[Thrasher]]'', {56/55, 100/99} → [[Starling family #Thrasher]]
* [[Ares]], {64/63, 100/99} → [[Archytas family #Ares]]
* ''[[Apollo]]'', {100/99, 225/224} → [[Marvel family #Apollo]]
* ''[[Nakika]]'', {100/99, 245/242} → [[Octagar family #Nakika]]
* ''[[Octarod]]'', {100/99, 245/243} → [[Sensamagic family #Octarod]]
* ''[[Supermagic]]'', {100/99, 385/384} → [[Keemic family #Supermagic]]


== Ptolemismic ==
== Ptolemismic ==

Revision as of 09:01, 31 July 2021

This page discusses some rank-3 temperaments tempering out the ptolemisma, 100/99. But we can start with the rank-4 temperament.

Temperaments discussed elsewhere include:

Ptolemismic

Subgroup: 2.3.5.7.11

Comma list: 100/99

Mapping: [1 0 0 0 2], 0 1 0 0 -2], 0 0 1 0 2], 0 0 0 1 0]]

POTE generators: ~3/2 = 704.9532, ~5/4 = 384.0675, ~7/4 = 970.8803

Template:Val list *

* optimal patent val: 104

Badness: 0.0225 × 10-6

Ptolemy

Subgroup: 2.3.5.11

Comma list: 100/99

Sval mapping: [1 0 0 2], 0 1 0 -2], 0 0 1 2]]

POTE generators: ~3/2 = 704.9532, ~5/4 = 384.0675

Template:Val list

Badness: 0.0226 × 10-3