26edo: Difference between revisions
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== Regular temperament properties == | == Regular temperament properties == | ||
{| class="wikitable" | {| class="wikitable" | ||
! rowspan="2" | [[ | ! rowspan="2" | [[Subgroup]] | ||
! rowspan="2" | [[Comma basis | ! rowspan="2" | [[Comma basis]] | ||
! rowspan="2" | [[Mapping]] | ! rowspan="2" | [[Mapping]] | ||
! rowspan="2" | Optimal<br>8ve | ! rowspan="2" | Optimal<br>8ve stretch (¢) | ||
! colspan="2" | Tuning | ! colspan="2" | Tuning error | ||
|- | |- | ||
! [[TE error|Absolute]] (¢) | ! [[TE error|Absolute]] (¢) | ||
Line 447: | Line 447: | ||
|- | |- | ||
| 2.3 | | 2.3 | ||
| | | {{monzo| -41 26 }} | ||
| | | {{mapping| 26 41 }} | ||
| +3.043 | | +3.043 | ||
| 3.05 | | 3.05 | ||
Line 455: | Line 455: | ||
| 2.3.5 | | 2.3.5 | ||
| 81/80, 78125/73728 | | 81/80, 78125/73728 | ||
| | | {{mapping| 26 41 60 }} | ||
| +4.489 | | +4.489 | ||
| 3.22 | | 3.22 | ||
Line 462: | Line 462: | ||
| 2.3.5.7 | | 2.3.5.7 | ||
| 50/49, 81/80, 405/392 | | 50/49, 81/80, 405/392 | ||
| | | {{mapping| 26 41 60 73 }} | ||
| +3.324 | | +3.324 | ||
| 3.44 | | 3.44 | ||
Line 469: | Line 469: | ||
| 2.3.5.7.11 | | 2.3.5.7.11 | ||
| 45/44, 50/49, 81/80, 99/98 | | 45/44, 50/49, 81/80, 99/98 | ||
| | | {{mapping| 26 41 60 73 90 }} | ||
| +2.509 | | +2.509 | ||
| 3.48 | | 3.48 | ||
Line 476: | Line 476: | ||
| 2.3.5.7.11.13 | | 2.3.5.7.11.13 | ||
| 45/44, 50/49, 65/64, 78/77, 81/80 | | 45/44, 50/49, 65/64, 78/77, 81/80 | ||
| | | {{mapping| 26 41 60 73 90 96 }} | ||
| +2.531 | | +2.531 | ||
| 3.17 | | 3.17 | ||
Line 483: | Line 483: | ||
| 2.3.5.7.11.13.17 | | 2.3.5.7.11.13.17 | ||
| 45/44, 50/49, 65/64 78/77, 81/80, 85/84 | | 45/44, 50/49, 65/64 78/77, 81/80, 85/84 | ||
| | | {{mapping| 26 41 60 73 90 96 106 }} | ||
| +2.613 | | +2.613 | ||
| 2.94 | | 2.94 | ||
Line 490: | Line 490: | ||
| 2.3.5.7.11.13.17.19 | | 2.3.5.7.11.13.17.19 | ||
| 45/44, 50/49, 57/56, 65/64, 78/77, 81/80, 85/84 | | 45/44, 50/49, 57/56, 65/64, 78/77, 81/80, 85/84 | ||
| | | {{mapping| 26 41 60 73 90 96 106 110 }} | ||
| +2.894 | | +2.894 | ||
| 2.85 | | 2.85 | ||
| 6.18 | | 6.18 | ||
|} | |} | ||
26et is lower in relative error than any previous equal temperaments in the [[17-limit|17-]], [[19-limit|19-]], [[23-limit|23-]], and [[29-limit]] (using the 26i val for the 23- and 29-limit). The next equal temperaments performing better in those subgroups are [[27edo|27eg]], 27eg, [[29edo|29g]], and [[46edo|46]], respectively. | * 26et is lower in relative error than any previous equal temperaments in the [[17-limit|17-]], [[19-limit|19-]], [[23-limit|23-]], and [[29-limit]] (using the 26i val for the 23- and 29-limit). The next equal temperaments performing better in those subgroups are [[27edo|27eg]], 27eg, [[29edo|29g]], and [[46edo|46]], respectively. | ||
=== Rank-2 Temperaments === | === Rank-2 Temperaments === | ||
Line 514: | Line 514: | ||
{| class="wikitable center-all left-3" | {| class="wikitable center-all left-3" | ||
|- | |- | ||
! Periods<br>per | ! Periods<br>per 8ve | ||
! Generator | ! Generator | ||
! Temperaments | ! Temperaments | ||
Line 520: | Line 520: | ||
| 1 | | 1 | ||
| 1\26 | | 1\26 | ||
| [[Quartonic]]/[[ | | [[Quartonic]] / [[quarto]] | ||
|- | |- | ||
| 1 | | 1 | ||
| 3\26 | | 3\26 | ||
| [[ | | [[Glacier]] / [[bleu]] / [[jerome]] / [[secund]] | ||
|- | |- | ||
| 1 | | 1 | ||
| 5\26 | | 5\26 | ||
| [[Cynder]]/[[ | | [[Cynder]] / [[mothra]] | ||
|- | |- | ||
| 1 | | 1 | ||
| 7\26 | | 7\26 | ||
| | | [[Orgone]] / [[superkleismic]] | ||
|- | |- | ||
| 1 | | 1 | ||
| 9\26 | | 9\26 | ||
| [[ | | [[Wesley]] / [[roman]] | ||
|- | |- | ||
| 1 | | 1 | ||
| 11\26 | | 11\26 | ||
| [[ | | [[Flattone]] / [[flattertone]] | ||
|- | |- | ||
| 2 | | 2 | ||
Line 552: | Line 552: | ||
| 2 | | 2 | ||
| 3\26 | | 3\26 | ||
| [[Fifive]]/[[ | | [[Fifive]] / [[crepuscular]] | ||
|- | |- | ||
| 2 | | 2 | ||
| 4\26 | | 4\26 | ||
| [[ | | [[Dubbla]]<br>[[Unidec]] / [[hendec]] | ||
|- | |- | ||
| 2 | | 2 | ||
| 5\26 | | 5\26 | ||
| [[Lemba]] | |||
|- | |- | ||
| 2 | | 2 | ||
| 6\26 | | 6\26 | ||
| [[Doublewide]]/[[ | | [[Doublewide]] / [[cavalier]] | ||
|- | |- | ||
| 13 | | 13 | ||
Line 572: | Line 572: | ||
=== Hendec in 26et === | === Hendec in 26et === | ||
[[ | [[Hendec]], the 13-limit 26&46 temperament with generator ~10/9, concentrates the intervals of greatest accuracy in 26et into the lower ranges of complexity. It has a period of half an octave, with 13/12 reachable by four generators, 8/7 by two, 14/11 by one, 10/9 by one, and 11/8 by three. All of these are tuned to within 2.5 cents of accuracy. | ||
=== Commas === | === Commas === | ||
Line 579: | Line 579: | ||
{| class="commatable wikitable center-all left-3 right-4 left-6" | {| class="commatable wikitable center-all left-3 right-4 left-6" | ||
|- | |- | ||
! [[Harmonic limit|Prime<br> | ! [[Harmonic limit|Prime<br>limit]] | ||
! [[Ratio]]<ref>Ratios longer than 10 digits are presented by placeholders with informative hints</ref> | ! [[Ratio]]<ref>Ratios longer than 10 digits are presented by placeholders with informative hints</ref> | ||
! [[Monzo]] | ! [[Monzo]] | ||
Line 598: | Line 598: | ||
| 0.23 | | 0.23 | ||
| Quadla-sepquingu | | Quadla-sepquingu | ||
| [[Senior]] | | [[Senior comma]] | ||
|- | |- | ||
| 7 | | 7 | ||
Line 626: | Line 626: | ||
| 13.47 | | 13.47 | ||
| Sarurutriyo | | Sarurutriyo | ||
| Octagar | | Octagar comma | ||
|- | |- | ||
| 7 | | 7 | ||
Line 633: | Line 633: | ||
| 13.07 | | 13.07 | ||
| Triru-agu | | Triru-agu | ||
| Orwellisma | | Orwellisma | ||
|- | |- | ||
| 7 | | 7 | ||
Line 717: | Line 717: | ||
| 16.57 | | 16.57 | ||
| Thuzoyo | | Thuzoyo | ||
| Animist | | Animist comma | ||
|} | |} | ||
<references/> | <references/> |