Hemimean clan: Difference between revisions

Switch to Sintel's badness, WE & CWE tunings (5/)
Switch to Sintel's badness, WE & CWE tunings (6/)
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: ''For the 5-limit version, see [[Syntonic–chromatic equivalence continuum #Undetrita (5-limit)]].''
: ''For the 5-limit version, see [[Syntonic–chromatic equivalence continuum #Undetrita (5-limit)]].''


The undetrita temperament (111 & 118) tempers out the hemimean comma (3136/3125) and [[scheme comma]] (14348907/14336000) in the 7-limit; 3025/3024, 3388/3375, and 8019/8000 in the 11-limit. This temperament is related to [[11edt]], and the name ''undetrita'' is a play on the words ''undecimus'' (Latin for "eleventh") and ''[[tritave]]'' (3rd harmonic). It is also related to the [[Subgroup temperaments #No-sevens subgroup|twentcufo temperament]], which is no-sevens version of 111 & 118.
Undetrita tempers out the hemimean comma (3136/3125) and [[scheme comma]] (14348907/14336000) in the 7-limit, and may be described as the 111 & 118 temperament. This temperament is related to [[11edt]], and the name ''undetrita'' is a play on the words ''undecimus'' (Latin for "eleventh") and ''[[tritave]]'' (3rd harmonic). It tempers out 3025/3024, 3388/3375, and 8019/8000 in the 11-limit, which relates itself to [[no-sevens subgroup temperaments #Twentcufo|twentcufo]], the no-7's version of 111 & 118.  


[[Subgroup]]: 2.3.5.7
[[Subgroup]]: 2.3.5.7
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{{Mapping|legend=1| 1 0 -2 -8 | 0 11 30 75 }}
{{Mapping|legend=1| 1 0 -2 -8 | 0 11 30 75 }}
: mapping generators: ~2, ~448/405


[[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~448/405 = 172.917
[[Optimal tuning]]s:
* [[WE]]: ~2 = 1199.8545{{c}}, ~448/405 = 172.8961{{c}}
: error map: {{val| -0.146 -0.098 +0.859 -0.458 }}
* [[CWE]]: ~2 = 1200.0000{{c}}, ~448/405 = 172.9143{{c}}
: error map: {{val| 0.000 +0.102 +1.115 -0.255 }}


{{Optimal ET sequence|legend=1| 111, 118, 229, 347, 576c }}
{{Optimal ET sequence|legend=0| 111, 118, 229, 347, 576c }}


[[Badness]]: 0.114188
[[Badness]] (Sintel): 2.89


=== 11-limit ===
=== 11-limit ===
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{{Mapping|legend=0| 1 0 -2 -8 0 | 0 11 30 75 24 }}
{{Mapping|legend=0| 1 0 -2 -8 0 | 0 11 30 75 24 }}


Optimal tuning (POTE): ~2 = 1\1, ~400/363 = 172.912
Optimal tunings:
* WE: ~2 = 1200.0112{{c}}, ~400/363 = 172.9138{{c}}
* CWE: ~2 = 1200.0000{{c}}, ~400/363 = 172.9123{{c}}


{{Optimal ET sequence|legend=1| 111, 118, 229, 347 }}
{{Optimal ET sequence|legend=0| 111, 118, 229, 347 }}


Badness: 0.043883
Badness (Sintel): 1.45


==== 13-limit ====
==== 13-limit ====
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{{Mapping|legend=0| 1 0 -2 -8 0 5 | 0 11 30 75 24 -9 }}
{{Mapping|legend=0| 1 0 -2 -8 0 5 | 0 11 30 75 24 -9 }}


Optimal tuning (POTE): ~2 = 1\1, ~72/65 = 172.930
Optimal tunings:
* WE: ~2 = 1199.7099{{c}}, ~72/65 = 172.8882{{c}}
* CWE: ~2 = 1200.0000{{c}}, ~72/65 = 172.9265{{c}}


{{Optimal ET sequence|legend=1| 111, 229f }}
{{Optimal ET sequence|legend=0| 111, 229f }}


Badness: 0.038771
Badness (Sintel): 1.60


==== Undetritoid ====
==== Undetritoid ====
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{{Mapping|legend=0| 1 0 -2 -8 0 -11 | 0 11 30 75 24 102 }}
{{Mapping|legend=0| 1 0 -2 -8 0 -11 | 0 11 30 75 24 102 }}


Optimal tuning (POTE): ~2 = 1\1, ~400/363 = 172.933
Optimal tunings:
* WE: ~2 = 1199.8901{{c}}, ~400/363 = 172.9167{{c}}
* CWE: ~2 = 1200.0000{{c}}, ~400/363 = 172.9310{{c}}


{{Optimal ET sequence|legend=1| 111, 229 }}
{{Optimal ET sequence|legend=0| 111, 229 }}


Badness: 0.042744
Badness (Sintel): 1.77


= Subgroup extensions =
= Subgroup extensions =