No-twos subgroup temperaments: Difference between revisions

Cleanup (3/3)
Switch to Sintel's badness, WE & CWE tunings (1/)
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{{Main| Arcturus }}
{{Main| Arcturus }}


For extensions of this temperament that include the prime 2, see [[trienstonic clan #Opossum|opossum]], [[jubilismic clan #Crepuscular|crepuscular]], [[kleismic family #Catalan|catalan]], [[tetracot family #Bunya|bunya]], [[sensamagic clan #Bohpier|bohpier]], and [[gamelismic clan #Superkleismic|superkleismic]].
[[Strong extension]]s of this temperament that include the octave are [[trienstonic clan #Opossum|opossum]] and [[jubilismic clan #Crepuscular|crepuscular]]. [[Weak extension]]s are [[kleismic family #Catalan|catalan]], [[tetracot family #Bunya|bunya]], [[gamelismic clan #Superkleismic|superkleismic]], and [[sensamagic clan #Bohpier|bohpier]]. Non-octave extensions are documented below.


[[Subgroup]]: 3.5.7
[[Subgroup]]: 3.5.7
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[[Optimal tuning]]s:  
[[Optimal tuning]]s:  
* [[WE]]: ~3 = 1903.863{{c}}, ~5/3 = 878.923{{c}}
* [[WE]]: ~3 = 1903.8634{{c}}, ~5/3 = 878.9230{{c}}
* [[CWE]]: ~3 = 1901.955{{c}}, ~5/3 = 878.291{{c}}
: [[error map]]: {{val| +1.908 -3.527 +0.849 }}
* [[CWE]]: ~3 = 1901.9550{{c}}, ~5/3 = 878.2907{{c}}
: error map: {{val| 0.000 -6.068 -1.037 }}


[[Optimal ET sequence]]: [[2edt|b2]], [[11edt|b11]], [[13edt|b13]]
[[Optimal ET sequence]]: [[2edt|b2]], [[9edt|b9d]], [[11edt|b11]], [[13edt|b13]], [[340edt|b340cc]]


[[Badness]] (Sintel): 0.535
[[Badness]] (Sintel): 0.535
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Comma list: 15625/15309, 177147/171875
Comma list: 15625/15309, 177147/171875


Subgroup-val mapping: 1 1 -1 5 | 0 1 6 -6 }}
Subgroup-val mapping: {{mapping| 1 1 -1 5 | 0 1 6 -6 }}
: gencom: [3/1 5/3; 15625/15309 177147/171875]


Optimal tuning (POTE): ~5/3 = 884.268{{c}}
Optimal tunings:  
* WE: ~3 = 1890.5039{{c}}, ~5/3 = 879.7029{{c}}
* CWE: ~3 = 1901.9550{{c}}, ~5/3 = 884.8724{{c}}


Optimal ET sequence: [[13edt|b13e]], [[15edt|b15]], [[28edt|b28e]], [[43edt|b43dee]]
Optimal ET sequence: [[13edt|b13e]], [[15edt|b15]], [[28edt|b28e]], [[43edt|b43dee]]


Badness (Sintel): 2.507
Badness (Sintel): 2.51


== BPS ==
== BPS ==
{{Main| BPS }}
{{Main| BPS }}


For extensions to this temperament that include the octave, see [[Sensamagic clan]]. Non-octave extensions will be documented below.
For extensions to this temperament that include the octave, see [[Sensamagic clan]]. Non-octave extensions are documented below.  


[[Subgroup]]: 3.5.7
[[Subgroup]]: 3.5.7
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{{Todo|inline=1|complete section|comment= Catalog the intermediate extension (3.5.7.11/2). }}
{{Todo|inline=1|complete section|comment= Catalog the intermediate extension (3.5.7.11/2). }}


This is a strong extension to BPS in the subgroup 3.5.7.11/2.13/4 that equates the "semitone" of [[27/25]]~[[49/45]] to [[13/12]], and then three of these intervals to [[14/11]].
This is a strong extension of BPS to the subgroup 3.5.7.11/2.13/4 that equates the "semitone" of [[27/25]]~[[49/45]] to [[13/12]], and then three of these intervals to [[14/11]].


Subgroup: 3.5.7.11/2.13/4
Subgroup: 3.5.7.11/2.13/4
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Subgroup-val mapping: {{mapping| 1 1 2 -1 2 | 0 2 -1 11 -4 }}
Subgroup-val mapping: {{mapping| 1 1 2 -1 2 | 0 2 -1 11 -4 }}
: mapping generators: ~3, ~7/3
: mapping generators: ~3, ~9/7


Optimal tuning (CWE): ~3 = 1901.955{{c}}, ~9/7 = 441.025{{c}}
Optimal tunings:
* Subgroup WE: ~3 = 1903.5584{{c}}, ~9/7 = 441.3534{{c}}
* Subgroup CWE: ~3 = 1901.9550{{c}}, ~9/7 = 441.0249{{c}}


Supporting ETs: [[13edt|b13]], [[69edt|b69]], [[56edt|b56]], [[82edt|b82]], [[43edt|b43]], [[125edt|b125]], [[30edt|b30]], [[151edt|b151]], [[95edt|b95]], [[17edt|b17é]], [[194edt|b194d]], [[99edt|b99]], [[181edt|b181d]], [[108edt|b108é]] *
Optimal ET sequence: [[13edt|b13]], [[43edt|b43]], [[56edt|b56]], [[69edt|b69]], [[289edt|b289d]], [[358edt|b358ddé]], [[427edt|b427cddé]] *


<nowiki/>* é is used as the wart for 11/2.
: <nowiki/>* é is used as the wart for 11/2.


Badness (Sintel): 0.187
Badness (Sintel): 0.187