Immunity family: Difference between revisions
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{{Technical data page}} | |||
The '''immunity family''' of [[regular temperament|temperaments]] [[tempering out|tempers out]] the [[immunity comma]] ({{monzo|legend=1| 16 -13 2 }}, [[ratio]]: 1638400/1594323). | |||
== Immunity == | == Immunity == | ||
The head of this family is immunity, which splits the perfect twelfth in halves, and [[5/4]] is found in 13 generator steps. Its [[ploidacot]] is alpha-dicot. It is a member of the [[syntonic–limmic equivalence continuum]] with equivalence number ''n'' = 2, meaning the [[Pythagorean limma]] is equated with a stack of two [[syntonic comma]]s. | |||
[[ | [[Subgroup]]: 2.3.5 | ||
[[ | [[Comma list]]: 1638400/1594323 | ||
{{Mapping|legend=1| 1 0 -8 | 0 2 13 }} | |||
: mapping generators: ~2, ~1280/729 | |||
{{ | [[Optimal tuning]]s: | ||
* [[WE]]: ~2 = 1198.9215{{c}}, ~1280/729 = 952.0734{{c}} | |||
: [[error map]]: {{val| -1.079 +2.192 -0.731 }} | |||
* [[CWE]]: ~2 = 1200.0000{{c}}, ~1280/729 = 952.8424{{c}} | |||
: error map: {{val| 0.000 +3.730 +0.638 }} | |||
{{Optimal ET sequence|legend=1| 5, …, 29, 34 }} | |||
=== 7-limit === | [[Badness]] (Sintel): 4.33 | ||
Subgroup: 2.3.5.7 | |||
=== Overview to extensions === | |||
The second comma of the comma list defines which 7-limit family member we are looking at: | |||
* Septimal immunity adds [[49/48]]; | |||
* Immunized adds [[64/63]]; | |||
* Immune adds [[225/224]]. | |||
The immunity family boasts a very remarkable extension to the [[2.3.5.13 subgroup]], discussed in [[#Subgroup extensions]]. | |||
== Septimal immunity == | |||
{{See also| Semaphoresmic clan }} | |||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 49/48, 2240/2187 | [[Comma list]]: 49/48, 2240/2187 | ||
{{Mapping|legend=1| 1 0 -8 2 | 0 2 13 1 }} | |||
{{ | [[Optimal tuning]]s: | ||
* [[WE]]: ~2 = 1201.4508{{c}}, ~7/4 = 953.5968{{c}} | |||
: [[error map]]: {{val| +1.451 +5.239 -1.162 -12.327 }} | |||
* [[CWE]]: ~2 = 1200.0000{{c}}, ~7/4 = 952.5376{{c}} | |||
: error map: {{val| 0.000 +3.120 -3.325 -16.288 }} | |||
{{Optimal ET sequence|legend=1| 5, …, 29, 34, 63d }} | |||
[[Badness]] (Sintel): 1.96 | |||
[[Badness]]: | |||
=== 11-limit === | === 11-limit === | ||
| Line 34: | Line 54: | ||
Comma list: 49/48, 55/54, 896/891 | Comma list: 49/48, 55/54, 896/891 | ||
Mapping: | Mapping: {{mapping| 1 0 -8 2 9 | 0 2 13 1 -7 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1202.6033{{c}}, ~7/4 = 954.1395{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~7/4 = 952.1429{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 5, 24c, 29, 63de }} | ||
Badness: | Badness (Sintel): 1.74 | ||
==== 13-limit ==== | ==== 13-limit ==== | ||
| Line 47: | Line 69: | ||
Comma list: 49/48, 55/54, 91/90, 896/891 | Comma list: 49/48, 55/54, 91/90, 896/891 | ||
Mapping: | Mapping: {{mapping| 1 0 -8 2 9 -9 | 0 2 13 1 -7 16 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1202.5640{{c}}, ~7/4 = 954.0648{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~7/4 = 952.1117{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 5, 24cf, 29 }} | ||
Badness: | Badness (Sintel): 1.53 | ||
=== Impunity === | === Impunity === | ||
| Line 60: | Line 84: | ||
Comma list: 49/48, 100/99, 1232/1215 | Comma list: 49/48, 100/99, 1232/1215 | ||
Mapping: | Mapping: {{mapping| 1 0 -8 2 -14 | 0 2 13 1 22 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1201.6023{{c}}, ~7/4 = 953.4988{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~7/4 = 952.3120{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 5e, 24cee, 29 }} | ||
Badness: | Badness (Sintel): 1.83 | ||
==== 13-limit ==== | ==== 13-limit ==== | ||
| Line 73: | Line 99: | ||
Comma list: 49/48, 91/90, 100/99, 352/351 | Comma list: 49/48, 91/90, 100/99, 352/351 | ||
Mapping: | Mapping: {{mapping| 1 0 -8 2 -14 -9 | 0 2 13 1 22 16 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1200.5826{{c}}, ~7/4 = 952.4725{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~7/4 = 952.3038{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 5e, 24ceef, 29 }} | ||
Badness: | Badness (Sintel): 1.37 | ||
== Immunized == | == Immunized == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 64/63, 8748/8575 | [[Comma list]]: 64/63, 8748/8575 | ||
{{Mapping|legend=1| 1 0 -8 6 | 0 2 13 -4 }} | |||
{{ | [[Optimal tuning]]s: | ||
* [[WE]]: ~2 = 1196.6463{{c}}, ~140/81 = 950.8564{{c}} | |||
: [[error map]]: {{val| -3.354 -0.242 +1.649 +7.626 }} | |||
* [[CWE]]: ~2 = 1200.0000{{c}}, ~140/81 = 953.3954{{c}} | |||
: error map: {{val| 0.000 +4.836 +7.827 +17.592 }} | |||
{{Optimal ET sequence|legend=1| 5, 29d, 34d, 39d, 73dd, 112cddd }} | |||
[[Badness]] (Sintel): 2.09 | |||
[[Badness]]: | |||
=== 11-limit === | === 11-limit === | ||
| Line 101: | Line 131: | ||
Comma list: 64/63, 99/98, 1944/1925 | Comma list: 64/63, 99/98, 1944/1925 | ||
Mapping: | Mapping: {{mapping| 1 0 -8 6 13 | 0 2 13 -4 -12 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1196.9902{{c}}, ~55/32 = 951.0056{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~55/32 = 953.3755{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 5, 29de, 34d, 39d, 73dd }} | ||
Badness: | Badness (Sintel): 1.70 | ||
== Immune == | == Immune == | ||
Subgroup: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||
[[Comma list]]: 225/224, 781250/750141 | [[Comma list]]: 225/224, 781250/750141 | ||
{{Mapping|legend=1| 1 2 5 9 | 0 -2 -13 -30 }} | |||
[[ | [[Optimal tuning]]s: | ||
* [[WE]]: ~2 = 1199.7353{{c}}, ~1000/567 = 952.2068{{c}} | |||
: [[error map]]: {{val| -0.265 +2.459 -5.507 +2.939 }} | |||
* [[CWE]]: ~2 = 1200.0000{{c}}, ~1000/567 = 952.4061{{c}} | |||
: error map: {{val| 0.000 +2.857 -5.034 +3.357 }} | |||
{{ | {{Optimal ET sequence|legend=1| 29, 34d, 63 }} | ||
[[Badness]]: | [[Badness]] (Sintel): 3.67 | ||
=== 11-limit === | === 11-limit === | ||
| Line 129: | Line 163: | ||
Comma list: 100/99, 225/224, 1331/1323 | Comma list: 100/99, 225/224, 1331/1323 | ||
Mapping: | Mapping: {{mapping| 1 2 5 9 8 | 0 -2 -13 -30 -22 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1199.7081{{c}}, ~121/70 = 952.1793{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~121/70 = 952.3983{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 29, 34d, 63 }} | ||
Badness: | Badness (Sintel): 1.69 | ||
=== 13-limit === | === 13-limit === | ||
| Line 142: | Line 178: | ||
Comma list: 100/99, 169/168, 225/224, 275/273 | Comma list: 100/99, 169/168, 225/224, 275/273 | ||
Mapping: | Mapping: {{mapping| 1 2 5 9 8 7 | 0 -2 -13 -30 -22 -16 }} | ||
Optimal tunings: | |||
* WE: ~2 = 1199.8625{{c}}, ~26/15 = 952.2977{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~26/15 = 952.4008{{c}} | |||
{{Optimal ET sequence|legend=0| 29, 34d, 63 }} | |||
Badness (Sintel): 1.18 | |||
== Subgroup extensions == | |||
=== Immunity (2.3.5.13) === | |||
Immunity is naturally a [[2.3.5.13 subgroup|2.3.5.13-subgroup]] temperament as the generator serves as ~[[26/15]] (or its [[octave complement]] ~[[15/13]]), tempering out [[676/675]]. | |||
Subgroup: 2.3.5.13 | |||
Comma list: 676/675, 3200/3159 | |||
Subgroup-val mapping: {{mapping| 1 0 -8 -9 | 0 2 13 16 }} | |||
Optimal tunings: | |||
* WE: ~2 = 1198.8955{{c}}, ~26/15 = 952.0049{{c}} | |||
* CWE: ~2 = 1200.0000{{c}}, ~26/15 = 952.7890{{c}} | |||
Optimal | {{Optimal ET sequence|legend=0| 5, …, 29, 34 }} | ||
Badness: 0. | Badness (Sintel): 0.858 | ||
[[Category:Immunity family| ]] <!-- Main article --> | |||
[[Category:Immunity| ]] <!-- Key article --> | |||
[[Category:Temperament families]] | [[Category:Temperament families]] | ||
[[Category: | [[Category:Catalogs of rank-2 temperaments]] | ||