Diaschismic family: Difference between revisions

Lériendil (talk | contribs)
Move srutal archagall to subgroup extensions section as it skips multiple primes. - redundant category
Line 14: Line 14:


{{Mapping|legend=1| 2 0 11 | 0 1 -2 }}
{{Mapping|legend=1| 2 0 11 | 0 1 -2 }}
: mapping generators: ~45/32, ~3
: mapping generators: ~45/32, ~3


Line 44: Line 43:


==== Subgroup extensions ====
==== Subgroup extensions ====
Since the diaschisma factors into ([[256/255]])<sup>2</sup>([[289/288]]) in the 17-limit, it extends naturally to the 2.3.5.17 subgroup as ''srutal archagall'', documented right below. The [[S-expression]]-based comma list of this temperament is {[[256/255|S16]], [[289/288|S17]]}.
Since the diaschisma factors into ([[256/255]])<sup>2</sup>([[289/288]]) in the 17-limit, it extends naturally to the 2.3.5.17 subgroup as ''srutal archagall'', considered in [[#Subgroup extensions]]. The [[S-expression]]-based comma list of this temperament is {[[256/255|S16]], [[289/288|S17]]}.
 
=== Srutal archagall ===
{{See also | Fiventeen }}
 
Subgroup: 2.3.5.17
 
Comma list: 136/135, 256/255
 
Subgroup-val mapping: {{mapping| 2 0 11 5 | 0 1 -2 1 }}
 
: mapping generators: ~17/12, ~3
 
Optimal tunings:
* WE: ~45/32 = 599.5585{{c}}, ~3/2 = 704.6188{{c}}
* CWE: ~45/32 = 600.0000{{c}}, ~3/2 = 705.1356{{c}}
 
{{Optimal ET sequence|legend=0| 10, 12, 22, 34, 80, 114, 194bc }}
 
Badness (Sintel): 0.212


== Septimal diaschismic ==
== Septimal diaschismic ==
Line 451: Line 431:


Mapping: {{mapping| 2 0 11 12 -1 | 0 2 -4 -4 5 }}
Mapping: {{mapping| 2 0 11 12 -1 | 0 2 -4 -4 5 }}
: mapping generators: ~2, ~55/32
: mapping generators: ~2, ~55/32


Line 739: Line 718:


{{Mapping|legend=1| 4 0 22 43 | 0 1 -2 -5 }}
{{Mapping|legend=1| 4 0 22 43 | 0 1 -2 -5 }}
: mapping generators: ~25/21, ~3
: mapping generators: ~25/21, ~3


Line 839: Line 817:


{{Mapping|legend=1| 2 1 9 -2 | 0 2 -4 7 }}
{{Mapping|legend=1| 2 1 9 -2 | 0 2 -4 7 }}
: mapping generators: ~45/32, ~35/24
: mapping generators: ~45/32, ~35/24


Line 935: Line 912:


{{Mapping|legend=1| 2 1 9 11 | 0 2 -4 -5 }}
{{Mapping|legend=1| 2 1 9 11 | 0 2 -4 -5 }}
: mapping generators: ~45/32, ~10/7
: mapping generators: ~45/32, ~10/7


Line 986: Line 962:


{{Mapping|legend=1| 2 0 11 -15 | 0 2 -4 13 }}
{{Mapping|legend=1| 2 0 11 -15 | 0 2 -4 13 }}
: mapping generators: ~45/32, ~140/81
: mapping generators: ~45/32, ~140/81


Line 1,052: Line 1,027:


{{Mapping|legend=1| 2 0 11 4 | 0 2 -4 1 }}
{{Mapping|legend=1| 2 0 11 4 | 0 2 -4 1 }}
: mapping generators: ~45/32, ~7/4
: mapping generators: ~45/32, ~7/4


Line 1,124: Line 1,098:


{{Mapping|legend=1| 2 1 9 2 | 0 3 -6 5 }}
{{Mapping|legend=1| 2 1 9 2 | 0 3 -6 5 }}
: mapping generators: ~45/32, ~9/7
: mapping generators: ~45/32, ~9/7


Line 1,195: Line 1,168:


{{Mapping|legend=1| 2 2 7 6 | 0 3 -6 -1 }}
{{Mapping|legend=1| 2 2 7 6 | 0 3 -6 -1 }}
: mapping generators: ~45/32, ~8/7
: mapping generators: ~45/32, ~8/7


Line 1,265: Line 1,237:


{{Mapping|legend=1| 2 0 11 8 | 0 4 -8 -3 }}
{{Mapping|legend=1| 2 0 11 8 | 0 4 -8 -3 }}
: mapping generators: ~45/32, ~21/16
: mapping generators: ~45/32, ~21/16


Line 1,367: Line 1,338:


Badness (Sintel): 1.13
Badness (Sintel): 1.13
== Subgroup extensions ==
=== Srutal archagall (2.3.5.17) ===
{{See also | Fiventeen }}
Subgroup: 2.3.5.17
Comma list: 136/135, 256/255
Subgroup-val mapping: {{mapping| 2 0 11 5 | 0 1 -2 1 }}
: mapping generators: ~17/12, ~3
Optimal tunings:
* WE: ~45/32 = 599.5585{{c}}, ~3/2 = 704.6188{{c}}
* CWE: ~45/32 = 600.0000{{c}}, ~3/2 = 705.1356{{c}}
{{Optimal ET sequence|legend=0| 10, 12, 22, 34, 80, 114, 194bc }}
Badness (Sintel): 0.212


[[Category:Temperament families]]
[[Category:Temperament families]]
[[Category:Diaschismic family| ]] <!-- main article -->
[[Category:Diaschismic family| ]] <!-- main article -->
[[Category:Diaschismic| ]] <!-- key article -->
[[Category:Rank 2]]
[[Category:Rank 2]]