84edo: Difference between revisions
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=== Other === | === Other === | ||
84edo is a significantly composite number, with divisors 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84. Being a small multiple of 12, it | 84edo is a significantly composite number, with divisors of 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84. Being a small multiple of 12, it tempers out the [[Pythagorean comma]], thus supporting period-12 temperament [[compton]]. Being a small multiple of 28, it tempers out the [[Oquatonic|oquatonic comma]], which maps 5/4 to 9\28.{{Primes in edo|84}} | ||
== Table of intervals == | == Table of intervals == | ||
| Line 22: | Line 22: | ||
{| class="wikitable" | {| class="wikitable" | ||
|+Table of 84edo intervals | |+Table of 84edo intervals | ||
! | ! Degree | ||
!Size (Cents) | ! Size (Cents) | ||
! | ! colspan="3" | [[Ups and Downs Notation]] | ||
! colspan="3" | [[4L 5s|4L 5s Notation]] | |||
! | ! Associated ratio | ||
!Associated ratio | |||
|- | |- | ||
|0 | | 0 | ||
|0.000 | | 0.000 | ||
| | | Perfect 1sn | ||
| | | P1 | ||
|1/1 exact | | D | ||
| Perfect 1sn | |||
| P1 | |||
| J | |||
| 1/1 exact | |||
|- | |- | ||
|3 | | 1 | ||
|42.857 | | 14.286 | ||
|J& | | Up 1sn | ||
| | | ^1 | ||
| | | ^D | ||
| Up 1sn | |||
| ^1 | |||
| J^ | |||
| | |||
|- | |||
| 2 | |||
| 28.571 | |||
| Dup 1sn | |||
| ^^1 | |||
| ^^D | |||
| Downaug 1sn | |||
| vA1 | |||
| Jv& | |||
| | |||
|- | |||
| 3 | |||
| 42.857 | |||
| Trup 1sn | |||
| ^^^1 | |||
| ^^^D | |||
| Aug 1sn | |||
| A1 | |||
| J& | |||
| | |||
|- | |||
| 4 | |||
| 57.143 | |||
| Trudminor 2nd | |||
| vvvm2 | |||
| vvvEb | |||
| Upaug 1sn, Downdim 2nd | |||
| ^A1, vd2 | |||
| J^&, Kv@@ | |||
| | |||
|- | |||
| 5 | |||
| 71.429 | |||
| Dudminor 2nd | |||
| vvm2 | |||
| vvEb | |||
| Dim 2nd | |||
| d2 | |||
| K@@ | |||
| | |||
|- | |||
| 6 | |||
| 85.714 | |||
| Downminor 2nd | |||
| vm2 | |||
| vEb | |||
| Updim 2nd | |||
| ^d2 | |||
| K^@@ | |||
| | |||
|- | |||
| 7 | |||
| 100.000 | |||
| Minor 2nd | |||
| m2 | |||
| Eb | |||
| Downminor 2nd | |||
| vm2 | |||
| Kv@ | |||
| | |||
|- | |||
| 8 | |||
| 114.286 | |||
| Upminor 2nd | |||
| ^m2 | |||
| ^Eb | |||
| Minor 2nd | |||
| m2 | |||
| K@ | |||
| | |||
|- | |||
| 9 | |||
| 128.571 | |||
| Dupminor 2nd | |||
| ^^m2 | |||
| ^^Eb | |||
| Upminor 2nd | |||
| ^m2 | |||
| K^@ | |||
| | |||
|- | |||
| 10 | |||
| 142.857 | |||
| Trupminor 2nd | |||
| ^^^m2 | |||
| ^^^Eb | |||
| Downmajor 2nd | |||
| vM2 | |||
| Kv | |||
| | |||
|- | |||
| 11 | |||
| 157.143 | |||
| Trudmajor 2nd | |||
| vvvM2 | |||
| vvvE | |||
| Major 2nd | |||
| M2 | |||
| K | |||
| | |||
|- | |||
| 12 | |||
| 171.429 | |||
| Dudmajor 2nd | |||
| vvM2 | |||
| vvE | |||
| Upmajor 2nd | |||
| ^M2 | |||
| K^ | |||
| | |||
|- | |||
| 13 | |||
| 185.714 | |||
| Downmajor 2nd | |||
| vM2 | |||
| vE | |||
| Downaug 2nd | |||
| vA2 | |||
| Kv& | |||
| | |||
|- | |||
| 14 | |||
| 200.000 | |||
| Major 2nd | |||
| M2 | |||
| E | |||
| Aug 2nd | |||
| A2 | |||
| K& | |||
| | |||
|- | |||
| 15 | |||
| 214.286 | |||
| Upmajor 2nd | |||
| ^M2 | |||
| ^E | |||
| Upaug 2nd, Downdim 3rd | |||
| ^A2, vd3 | |||
| K^&, Lv@ | |||
| | |||
|- | |||
| 16 | |||
| 228.571 | |||
| Dupmajor 2nd | |||
| ^^M2 | |||
| ^^E | |||
| Dim 3rd | |||
| d3 | |||
| L@ | |||
| | |||
|- | |||
| 17 | |||
| 242.857 | |||
| Trupmajor 2nd | |||
| ^^^M2 | |||
| ^^^E | |||
| Updim 3rd | |||
| ^d3 | |||
| L^@ | |||
| | |||
|- | |||
| 18 | |||
| 257.143 | |||
| Trudminor 3rd | |||
| vvvm3 | |||
| vvvF | |||
| Down 3rd | |||
| v3 | |||
| Lv | |||
| | |||
|- | |||
| 19 | |||
| 271.429 | |||
| Dudminor 3rd | |||
| vvm2 | |||
| vvF | |||
| Perfect 3rd | |||
| P3 | |||
| L | |||
| [[7/6]] | |||
|- | |||
| 20 | |||
| 285.714 | |||
| Downminor 3rd | |||
| vm3 | |||
| vF | |||
| Up 3rd | |||
| ^3 | |||
| L^ | |||
| | |||
|- | |||
| 21 | |||
| 300.000 | |||
| Minor 3rd | |||
| m3 | |||
| F | |||
| Downaug 3rd | |||
| vA3 | |||
| Lv& | |||
| | |||
|- | |||
| 22 | |||
| 314.286 | |||
| Upminor 3rd | |||
| ^m3 | |||
| ^F | |||
| Aug 3rd | |||
| A3 | |||
| L& | |||
| | |||
|- | |||
| 23 | |||
| 328.571 | |||
| Dupminor 3rd | |||
| ^^m3 | |||
| ^^F | |||
| Upaug 3rd, Downdim 4th | |||
| ^A3, vd4 | |||
| L^&, Mv@@ | |||
| | |||
|- | |||
| 24 | |||
| 342.857 | |||
| Trupminor 3rd | |||
| ^^^m3 | |||
| ^^^F | |||
| Dim 4th | |||
| d4 | |||
| M@@ | |||
| | |||
|- | |||
| 25 | |||
| 357.143 | |||
| Trudmajor 3rd | |||
| vvvM3 | |||
| vvvF# | |||
| Updim 4th | |||
| ^d4 | |||
| M^@@ | |||
| | |||
|- | |||
| 26 | |||
| 371.429 | |||
| Dudmajor 3rd | |||
| vvM3 | |||
| vvF# | |||
| Downminor 4th | |||
| vm4 | |||
| Mv@ | |||
| | |||
|- | |||
| 27 | |||
| 385.714 | |||
| Downmajor 3rd | |||
| vM3 | |||
| vF# | |||
| Minor 4th | |||
| m4 | |||
| M@ | |||
| | |||
|- | |||
| 28 | |||
| 400.000 | |||
| Major 3rd | |||
| M3 | |||
| F# | |||
| Upminor 4th | |||
| ^m4 | |||
| M^@ | |||
| | |||
|- | |||
| 29 | |||
| 414.286 | |||
| Upmajor 3rd | |||
| ^M3 | |||
| ^F# | |||
| Downmajor 4th | |||
| vM4 | |||
| Mv | |||
| | |||
|- | |||
| 30 | |||
| 428.571 | |||
| Dupmajor 3rd | |||
| ^^M3 | |||
| ^^F# | |||
| Major 4th | |||
| M4 | |||
| M | |||
| | |||
|- | |||
| 31 | |||
| 442.857 | |||
| Trupmajor 3rd | |||
| ^^^M3 | |||
| ^^^F# | |||
| Upmajor 4th | |||
| ^M4 | |||
| M^ | |||
| | |||
|- | |||
| 32 | |||
| 457.143 | |||
| Trud 4th | |||
| vvv4 | |||
| vvvG | |||
| Downaug 4th | |||
| vA4 | |||
| Mv& | |||
| | |||
|- | |||
| 33 | |||
| 471.429 | |||
| Dud 4th | |||
| vv4 | |||
| vvG | |||
| Aug 4th | |||
| A4 | |||
| M& | |||
| | |||
|- | |||
| 34 | |||
| 485.714 | |||
| Down 4th | |||
| v4 | |||
| vG | |||
| Downminor 5th | |||
| vm5 | |||
| Nv@ | |||
| | |||
|- | |||
| 35 | |||
| 500.000 | |||
| Perfect 4th | |||
| P4 | |||
| G | |||
| Minor 5th | |||
| m5 | |||
| N@ | |||
| | |||
|- | |||
| 36 | |||
| 514.286 | |||
| Up 4th | |||
| ^4 | |||
| ^G | |||
| Upminor 5th | |||
| ^m5 | |||
| N^@ | |||
| | |||
|- | |||
| 37 | |||
| 528.571 | |||
| Dup 4th | |||
| ^^4 | |||
| ^^G | |||
| Downmajor 5th | |||
| vM5 | |||
| Nv | |||
| | |||
|- | |||
| 38 | |||
| 542.857 | |||
| Trup 4th | |||
| ^^^4 | |||
| ^^^G | |||
| Major 5th | |||
| M5 | |||
| N | |||
| [[11/8]] in the 84b val | |||
|- | |||
| 39 | |||
| 557.143 | |||
| Trudaug 4th | |||
| vvvA4 | |||
| vvvG# | |||
| Upmajor 5th | |||
| ^M5 | |||
| N^ | |||
| | |||
|- | |||
| 40 | |||
| 571.429 | |||
| Dudaug 4th | |||
| vvA4 | |||
| vvG# | |||
| Downaug 5th | |||
| vA5 | |||
| Nv& | |||
| | |||
|- | |||
| 41 | |||
| 585.714 | |||
| Downaug 4th | |||
| vA4 | |||
| vG# | |||
| Aug 5th | |||
| A5 | |||
| N& | |||
| | |||
|- | |||
| 42 | |||
| 600.000 | |||
| Aug 4th, Dim 5th | |||
| A4, d5 | |||
| G#, Ab | |||
| Upaug 5th, Downdim 6th | |||
| ^A5, vd6 | |||
| N^&, Ov@@ | |||
| | |||
|- | |||
| 43 | |||
| 614.286 | |||
| Updim 5th | |||
| ^d5 | |||
| ^Ab | |||
| Dim 6th | |||
| d6 | |||
| O@@ | |||
| | |||
|- | |||
| 44 | |||
| 628.571 | |||
| Dupdim 5th | |||
| ^^d5 | |||
| ^^Ab | |||
| Updim 6th | |||
| ^d6 | |||
| O^@@ | |||
| | |||
|- | |||
| 45 | |||
| 642.857 | |||
| Trupdim 5th | |||
| ^^^d5 | |||
| ^^^Ab | |||
| Downminor 6th | |||
| vm6 | |||
| Ov@ | |||
| | |||
|- | |||
| 46 | |||
| 657.143 | |||
| Trud 5th | |||
| vvv5 | |||
| vvvA | |||
| Minor 6th | |||
| m6 | |||
| O@ | |||
| | |||
|- | |||
| 47 | |||
| 671.429 | |||
| Dud 5th | |||
| vv5 | |||
| vvA | |||
| Upminor 6th | |||
| ^m6 | |||
| O^@ | |||
| | |||
|- | |||
| 48 | |||
| 685.714 | |||
| Down 5th | |||
| v5 | |||
| vA | |||
| Downmajor 6th | |||
| vM6 | |||
| Ov | |||
| | |||
|- | |||
| 49 | |||
| 700.000 | |||
| Perfect 5th | |||
| P5 | |||
| A | |||
| Major 6th | |||
| M6 | |||
| O | |||
| [[3/2]] | |||
|- | |||
| 50 | |||
| 714.286 | |||
| Up 5th | |||
| ^5 | |||
| ^A | |||
| Upmajor 6th | |||
| ^M6 | |||
| O^ | |||
| | |||
|- | |||
| 51 | |||
| 728.571 | |||
| Dup 5th | |||
| ^^5 | |||
| ^^A | |||
| Dim 7th | |||
| d7 | |||
| P@@ | |||
| | |||
|- | |||
| 52 | |||
| 742.857 | |||
| Trup 5th | |||
| ^^^5 | |||
| ^^^A | |||
| Aug 6th | |||
| A6 | |||
| O& | |||
| | |||
|- | |||
| 53 | |||
| 757.143 | |||
| Trudminor 6th | |||
| vvvm6 | |||
| vvvBb | |||
| Downminor 7th | |||
| vm7 | |||
| Pv@ | |||
| | |||
|- | |||
| 54 | |||
| 771.429 | |||
| Dudminor 6th | |||
| vvm6 | |||
| vvBb | |||
| Minor 7th | |||
| m7 | |||
| P@ | |||
| | |||
|- | |||
| 55 | |||
| 785.714 | |||
| Downminor 6th | |||
| vm6 | |||
| vBb | |||
| Upminor 7th | |||
| ^m7 | |||
| P^@ | |||
| | |||
|- | |||
| 56 | |||
| 800.000 | |||
| Minor 6th | |||
| m6 | |||
| Bb | |||
| Downmajor 7th | |||
| vM7 | |||
| Pv | |||
| | |||
|- | |||
| 57 | |||
| 814.286 | |||
| Upminor 6th | |||
| ^m6 | |||
| ^Bb | |||
| Major 7th | |||
| M7 | |||
| P | |||
| [[5/3]] | |||
|- | |||
| 58 | |||
| 828.571 | |||
| Dupminor 6th | |||
| ^^m6 | |||
| ^^Bb | |||
| Upmajor 7th | |||
| ^M7 | |||
| P^ | |||
| | |||
|- | |||
| 59 | |||
| 842.857 | |||
| Trupminor 6th | |||
| ^^^m6 | |||
| ^^^Bb | |||
| Downaug 7th | |||
| vA7 | |||
| Pv& | |||
| | |||
|- | |||
| 60 | |||
| 857.143 | |||
| Trudmajor 6th | |||
| vvvM6 | |||
| vvvB | |||
| Aug 7th | |||
| A7 | |||
| P& | |||
| [[105/64]] | |||
|- | |||
| 61 | |||
| 871.429 | |||
| Dudmajor 6th | |||
| vvM6 | |||
| vvB | |||
| Upaug 7th, Downdim 8th | |||
| ^A7, vd8 | |||
| P^&, Qv@@ | |||
| | |||
|- | |||
| 62 | |||
| 885.714 | |||
| Downmajor 6th | |||
| vM6 | |||
| vB | |||
| Dim 8th | |||
| d8 | |||
| Q@@ | |||
| | |||
|- | |||
| 63 | |||
| 900.000 | |||
| Major 6th | |||
| M6 | |||
| B | |||
| Updim 8th | |||
| ^d8 | |||
| Q^@@ | |||
| | |||
|- | |||
| 64 | |||
| 914.286 | |||
| Upmajor 6th | |||
| ^M6 | |||
| ^B | |||
| Down 8th | |||
| v8 | |||
| Qv@ | |||
| | |||
|- | |||
| 65 | |||
| 928.571 | |||
| Dupmajor 6th | |||
| ^^M6 | |||
| ^^B | |||
| Perfect 8th | |||
| P8 | |||
| Q@ | |||
| | |||
|- | |||
| 66 | |||
| 942.857 | |||
| Trupmajor 6th | |||
| ^^^M6 | |||
| ^^^B | |||
| Up 8th | |||
| ^8 | |||
| Q^@ | |||
| | |||
|- | |||
| 67 | |||
| 957.143 | |||
| Trudminor 7th | |||
| vvvm7 | |||
| vvvC | |||
| Downaug 8th | |||
| vA8 | |||
| Qv | |||
| | |||
|- | |||
| 68 | |||
| 971.429 | |||
| Dudminor 7th | |||
| vvm7 | |||
| vvC | |||
| Aug 8th | |||
| A8 | |||
| Q | |||
| | |||
|- | |||
| 69 | |||
| 985.714 | |||
| Downminor 7th | |||
| vm7 | |||
| vC | |||
| Upaug 8th, Downdim 9th | |||
| ^A8, vd9 | |||
| Q^, Rv@@ | |||
| | |||
|- | |||
| 70 | |||
| 1000.000 | |||
| Minor 7th | |||
| m7 | |||
| C | |||
| Dim 9th | |||
| d9 | |||
| R@@ | |||
| | |||
|- | |||
| 71 | |||
| 1014.286 | |||
| Upminor 7th | |||
| ^m7 | |||
| ^C | |||
| Updim 9th | |||
| ^d9 | |||
| R^@@ | |||
| | |||
|- | |||
| 72 | |||
| 1028.571 | |||
| Dupminor 7th | |||
| ^^m7 | |||
| ^^C | |||
| Downminor 9th | |||
| vm9 | |||
| Rv@ | |||
| | |||
|- | |||
| 73 | |||
| 1042.857 | |||
| Trupminor 7th | |||
| ^^^m7 | |||
| ^^^C | |||
| Minor 9th | |||
| m9 | |||
| R@ | |||
| | |||
|- | |- | ||
| | | 74 | ||
| | | 1057.143 | ||
| | | Trudmajor 7th | ||
| | | vvvM7 | ||
| | | vvvC# | ||
| Upminor 9th | |||
| ^m9 | |||
| R^@ | |||
| | |||
|- | |- | ||
| | | 75 | ||
| | | 1071.429 | ||
| | | Dudmajor 7th | ||
| | | vvM7 | ||
| | | vvC# | ||
| Downmajor 9th | |||
| vM9 | |||
| Rv | |||
| | |||
|- | |- | ||
| | | 76 | ||
| | | 1085.714 | ||
| | | Downmajor 7th | ||
| | | vM7 | ||
| | | vC# | ||
| Major 9th | |||
| M9 | |||
| R | |||
| | |||
|- | |- | ||
| | | 77 | ||
| | | 1100.000 | ||
| | | Major 7th | ||
| | | M7 | ||
| | | C# | ||
| Upmajor 9th | |||
| ^M9 | |||
| R^ | |||
| | |||
|- | |- | ||
|- | |- | ||
| | | 78 | ||
| | | 1114.286 | ||
| | | Upmajor 7th | ||
| | | ^M7 | ||
| | | ^C# | ||
| Downaug 9th | |||
| vA9 | |||
| Rv& | |||
| | |||
|- | |- | ||
| | | 79 | ||
| | | 1128.571 | ||
| | | Dupmajor 7th | ||
| | | ^^M7 | ||
| | | ^^C# | ||
| Aug 9th | |||
| A9 | |||
| R& | |||
| | |||
|- | |- | ||
| | | 80 | ||
| | | 1142.857 | ||
| | | Trupmajor 7th | ||
| | | ^^^M7 | ||
| | | ^^^C# | ||
| Upaug 9th, Downdim 10th | |||
| ^A9, vd10 | |||
| R^&, Jv@ | |||
| | |||
|- | |- | ||
| | | 81 | ||
| | | 1157.143 | ||
| | | Trud 8ve | ||
| | | vvv8 | ||
| | | vvvD | ||
| Dim 10th | |||
| d10 | |||
| J@ | |||
| | |||
|- | |- | ||
| | | 82 | ||
| | | 1171.429 | ||
| | | Dud 8ve | ||
| | | vv8 | ||
| | | vvD | ||
| Updim 10th | |||
| ^d10 | |||
| J^@ | |||
| | |||
|- | |- | ||
| | | 83 | ||
| | | 1185.714 | ||
| | | Down 8ve | ||
| | | v8 | ||
| | | vD | ||
| Down 10th | |||
| v10 | |||
| Jv | |||
| | |||
|- | |- | ||
| | | 84 | ||
| | | 1200.000 | ||
| | | Perfect 8ve | ||
| | | P8 | ||
| | | D | ||
| Perfect 10th | |||
| P10 | |||
| J | |||
| [[2/1]] exact | |||
|- | |- | ||
|} | |} | ||
| Line 206: | Line 967: | ||
Brightest mode is listed. | Brightest mode is listed. | ||
* Orwell[9], [[4L 5s]] - 11 8 11 8 11 8 11 8 8 | * Orwell[9], [[4L 5s]] - 11 8 11 8 11 8 11 8 8 | ||
* Orwell[13] - [[9L 4s]] - | * Orwell[13] - [[9L 4s]] - 8 8 8 3 8 8 3 8 8 3 8 8 3 | ||
* Orwell[22] - [[13L 9s]] | * Orwell[22] - [[13L 9s]] | ||
* Orwell[31] - [[22L 9s]] | * Orwell[31] - [[22L 9s]] | ||
Revision as of 15:21, 30 September 2022
| ← 83edo | 84edo | 85edo → |
Theory
In the 13-limit it is the optimal patent val for the rank five temperament tempering out 144/143.
Orwell
84edo is where the orwell temperament takes its name from, since the generator of 7/6 is equal to 19 steps of the EDO, referencing the book 1984.
From a regular temperament perspective, orwell in 84edo comes in two varieties - the 84e val ⟨84 133 195 236 290], supporting the original orwell, and its patent val ⟨84 133 195 236 291] representing newspeak. 84edo orwell offers MOS of size 9, 13, 22, and 31, of which the 31 note scale is the maximum evenness scale.
Other
84edo is a significantly composite number, with divisors of 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84. Being a small multiple of 12, it tempers out the Pythagorean comma, thus supporting period-12 temperament compton. Being a small multiple of 28, it tempers out the oquatonic comma, which maps 5/4 to 9\28.Script error: No such module "primes_in_edo".
Table of intervals
For this table, the notation of Orwell[9] from the 4L 5s page is taken. Notes are denoted as LsLsLsLss = JKLMNOPQRJ, and raising and lowering by a chroma (L − s), 3 steps in this instance, is denoted by & "amp" and @ "at".
| Degree | Size (Cents) | Ups and Downs Notation | 4L 5s Notation | Associated ratio | ||||
|---|---|---|---|---|---|---|---|---|
| 0 | 0.000 | Perfect 1sn | P1 | D | Perfect 1sn | P1 | J | 1/1 exact |
| 1 | 14.286 | Up 1sn | ^1 | ^D | Up 1sn | ^1 | J^ | |
| 2 | 28.571 | Dup 1sn | ^^1 | ^^D | Downaug 1sn | vA1 | Jv& | |
| 3 | 42.857 | Trup 1sn | ^^^1 | ^^^D | Aug 1sn | A1 | J& | |
| 4 | 57.143 | Trudminor 2nd | vvvm2 | vvvEb | Upaug 1sn, Downdim 2nd | ^A1, vd2 | J^&, Kv@@ | |
| 5 | 71.429 | Dudminor 2nd | vvm2 | vvEb | Dim 2nd | d2 | K@@ | |
| 6 | 85.714 | Downminor 2nd | vm2 | vEb | Updim 2nd | ^d2 | K^@@ | |
| 7 | 100.000 | Minor 2nd | m2 | Eb | Downminor 2nd | vm2 | Kv@ | |
| 8 | 114.286 | Upminor 2nd | ^m2 | ^Eb | Minor 2nd | m2 | K@ | |
| 9 | 128.571 | Dupminor 2nd | ^^m2 | ^^Eb | Upminor 2nd | ^m2 | K^@ | |
| 10 | 142.857 | Trupminor 2nd | ^^^m2 | ^^^Eb | Downmajor 2nd | vM2 | Kv | |
| 11 | 157.143 | Trudmajor 2nd | vvvM2 | vvvE | Major 2nd | M2 | K | |
| 12 | 171.429 | Dudmajor 2nd | vvM2 | vvE | Upmajor 2nd | ^M2 | K^ | |
| 13 | 185.714 | Downmajor 2nd | vM2 | vE | Downaug 2nd | vA2 | Kv& | |
| 14 | 200.000 | Major 2nd | M2 | E | Aug 2nd | A2 | K& | |
| 15 | 214.286 | Upmajor 2nd | ^M2 | ^E | Upaug 2nd, Downdim 3rd | ^A2, vd3 | K^&, Lv@ | |
| 16 | 228.571 | Dupmajor 2nd | ^^M2 | ^^E | Dim 3rd | d3 | L@ | |
| 17 | 242.857 | Trupmajor 2nd | ^^^M2 | ^^^E | Updim 3rd | ^d3 | L^@ | |
| 18 | 257.143 | Trudminor 3rd | vvvm3 | vvvF | Down 3rd | v3 | Lv | |
| 19 | 271.429 | Dudminor 3rd | vvm2 | vvF | Perfect 3rd | P3 | L | 7/6 |
| 20 | 285.714 | Downminor 3rd | vm3 | vF | Up 3rd | ^3 | L^ | |
| 21 | 300.000 | Minor 3rd | m3 | F | Downaug 3rd | vA3 | Lv& | |
| 22 | 314.286 | Upminor 3rd | ^m3 | ^F | Aug 3rd | A3 | L& | |
| 23 | 328.571 | Dupminor 3rd | ^^m3 | ^^F | Upaug 3rd, Downdim 4th | ^A3, vd4 | L^&, Mv@@ | |
| 24 | 342.857 | Trupminor 3rd | ^^^m3 | ^^^F | Dim 4th | d4 | M@@ | |
| 25 | 357.143 | Trudmajor 3rd | vvvM3 | vvvF# | Updim 4th | ^d4 | M^@@ | |
| 26 | 371.429 | Dudmajor 3rd | vvM3 | vvF# | Downminor 4th | vm4 | Mv@ | |
| 27 | 385.714 | Downmajor 3rd | vM3 | vF# | Minor 4th | m4 | M@ | |
| 28 | 400.000 | Major 3rd | M3 | F# | Upminor 4th | ^m4 | M^@ | |
| 29 | 414.286 | Upmajor 3rd | ^M3 | ^F# | Downmajor 4th | vM4 | Mv | |
| 30 | 428.571 | Dupmajor 3rd | ^^M3 | ^^F# | Major 4th | M4 | M | |
| 31 | 442.857 | Trupmajor 3rd | ^^^M3 | ^^^F# | Upmajor 4th | ^M4 | M^ | |
| 32 | 457.143 | Trud 4th | vvv4 | vvvG | Downaug 4th | vA4 | Mv& | |
| 33 | 471.429 | Dud 4th | vv4 | vvG | Aug 4th | A4 | M& | |
| 34 | 485.714 | Down 4th | v4 | vG | Downminor 5th | vm5 | Nv@ | |
| 35 | 500.000 | Perfect 4th | P4 | G | Minor 5th | m5 | N@ | |
| 36 | 514.286 | Up 4th | ^4 | ^G | Upminor 5th | ^m5 | N^@ | |
| 37 | 528.571 | Dup 4th | ^^4 | ^^G | Downmajor 5th | vM5 | Nv | |
| 38 | 542.857 | Trup 4th | ^^^4 | ^^^G | Major 5th | M5 | N | 11/8 in the 84b val |
| 39 | 557.143 | Trudaug 4th | vvvA4 | vvvG# | Upmajor 5th | ^M5 | N^ | |
| 40 | 571.429 | Dudaug 4th | vvA4 | vvG# | Downaug 5th | vA5 | Nv& | |
| 41 | 585.714 | Downaug 4th | vA4 | vG# | Aug 5th | A5 | N& | |
| 42 | 600.000 | Aug 4th, Dim 5th | A4, d5 | G#, Ab | Upaug 5th, Downdim 6th | ^A5, vd6 | N^&, Ov@@ | |
| 43 | 614.286 | Updim 5th | ^d5 | ^Ab | Dim 6th | d6 | O@@ | |
| 44 | 628.571 | Dupdim 5th | ^^d5 | ^^Ab | Updim 6th | ^d6 | O^@@ | |
| 45 | 642.857 | Trupdim 5th | ^^^d5 | ^^^Ab | Downminor 6th | vm6 | Ov@ | |
| 46 | 657.143 | Trud 5th | vvv5 | vvvA | Minor 6th | m6 | O@ | |
| 47 | 671.429 | Dud 5th | vv5 | vvA | Upminor 6th | ^m6 | O^@ | |
| 48 | 685.714 | Down 5th | v5 | vA | Downmajor 6th | vM6 | Ov | |
| 49 | 700.000 | Perfect 5th | P5 | A | Major 6th | M6 | O | 3/2 |
| 50 | 714.286 | Up 5th | ^5 | ^A | Upmajor 6th | ^M6 | O^ | |
| 51 | 728.571 | Dup 5th | ^^5 | ^^A | Dim 7th | d7 | P@@ | |
| 52 | 742.857 | Trup 5th | ^^^5 | ^^^A | Aug 6th | A6 | O& | |
| 53 | 757.143 | Trudminor 6th | vvvm6 | vvvBb | Downminor 7th | vm7 | Pv@ | |
| 54 | 771.429 | Dudminor 6th | vvm6 | vvBb | Minor 7th | m7 | P@ | |
| 55 | 785.714 | Downminor 6th | vm6 | vBb | Upminor 7th | ^m7 | P^@ | |
| 56 | 800.000 | Minor 6th | m6 | Bb | Downmajor 7th | vM7 | Pv | |
| 57 | 814.286 | Upminor 6th | ^m6 | ^Bb | Major 7th | M7 | P | 5/3 |
| 58 | 828.571 | Dupminor 6th | ^^m6 | ^^Bb | Upmajor 7th | ^M7 | P^ | |
| 59 | 842.857 | Trupminor 6th | ^^^m6 | ^^^Bb | Downaug 7th | vA7 | Pv& | |
| 60 | 857.143 | Trudmajor 6th | vvvM6 | vvvB | Aug 7th | A7 | P& | 105/64 |
| 61 | 871.429 | Dudmajor 6th | vvM6 | vvB | Upaug 7th, Downdim 8th | ^A7, vd8 | P^&, Qv@@ | |
| 62 | 885.714 | Downmajor 6th | vM6 | vB | Dim 8th | d8 | Q@@ | |
| 63 | 900.000 | Major 6th | M6 | B | Updim 8th | ^d8 | Q^@@ | |
| 64 | 914.286 | Upmajor 6th | ^M6 | ^B | Down 8th | v8 | Qv@ | |
| 65 | 928.571 | Dupmajor 6th | ^^M6 | ^^B | Perfect 8th | P8 | Q@ | |
| 66 | 942.857 | Trupmajor 6th | ^^^M6 | ^^^B | Up 8th | ^8 | Q^@ | |
| 67 | 957.143 | Trudminor 7th | vvvm7 | vvvC | Downaug 8th | vA8 | Qv | |
| 68 | 971.429 | Dudminor 7th | vvm7 | vvC | Aug 8th | A8 | Q | |
| 69 | 985.714 | Downminor 7th | vm7 | vC | Upaug 8th, Downdim 9th | ^A8, vd9 | Q^, Rv@@ | |
| 70 | 1000.000 | Minor 7th | m7 | C | Dim 9th | d9 | R@@ | |
| 71 | 1014.286 | Upminor 7th | ^m7 | ^C | Updim 9th | ^d9 | R^@@ | |
| 72 | 1028.571 | Dupminor 7th | ^^m7 | ^^C | Downminor 9th | vm9 | Rv@ | |
| 73 | 1042.857 | Trupminor 7th | ^^^m7 | ^^^C | Minor 9th | m9 | R@ | |
| 74 | 1057.143 | Trudmajor 7th | vvvM7 | vvvC# | Upminor 9th | ^m9 | R^@ | |
| 75 | 1071.429 | Dudmajor 7th | vvM7 | vvC# | Downmajor 9th | vM9 | Rv | |
| 76 | 1085.714 | Downmajor 7th | vM7 | vC# | Major 9th | M9 | R | |
| 77 | 1100.000 | Major 7th | M7 | C# | Upmajor 9th | ^M9 | R^ | |
| 78 | 1114.286 | Upmajor 7th | ^M7 | ^C# | Downaug 9th | vA9 | Rv& | |
| 79 | 1128.571 | Dupmajor 7th | ^^M7 | ^^C# | Aug 9th | A9 | R& | |
| 80 | 1142.857 | Trupmajor 7th | ^^^M7 | ^^^C# | Upaug 9th, Downdim 10th | ^A9, vd10 | R^&, Jv@ | |
| 81 | 1157.143 | Trud 8ve | vvv8 | vvvD | Dim 10th | d10 | J@ | |
| 82 | 1171.429 | Dud 8ve | vv8 | vvD | Updim 10th | ^d10 | J^@ | |
| 83 | 1185.714 | Down 8ve | v8 | vD | Down 10th | v10 | Jv | |
| 84 | 1200.000 | Perfect 8ve | P8 | D | Perfect 10th | P10 | J | 2/1 exact |
Regular temperament properties
| Subgroup | Comma list | Mapping | Optimal
8ve stretch (¢) |
Tuning error | |
|---|---|---|---|---|---|
| Absolute (¢) | Relative (%) | ||||
| 2.3.5 | 78732/78125, 531441/524288 | ⟨84 133 195] | 0.498 | 0.531 | |
| 2.3.5.7 | 225/224, 1728/1715, 321489/320000 | ⟨84 133 195 236] | 0.141 | 0.769 | |
| 2.3.5.7.11 | 225/224, 441/440, 1944/1925, 8019/8000 | ⟨84 133 195 236 291] | -0.225 | 1.003 | |
| 2.3.5.7.11 | 99/98, 121/120, 1728/1715, 321489/320000 | ⟨84 133 195 236 290] (84e) | 0.601 | 1.151 | |
Rank-2 temperaments by generator
| Periods
per octave |
Generator | Cents | Associated
ratio |
Temperaments |
|---|---|---|---|---|
| 1 | 19\84 | 271.428 | 7/6 | Orwell (84e val) |
| Newspeak (84p val) | ||||
| 1 | 27\84 | 385.714 | 5/4 | Mutt |
| 12 | 27\84
(6\84) |
385.714
(85.714) |
5/4
(20480/19683) |
Compton |
| 28 | 49\84
(1\84) |
500.000
(14.286) |
4/3
(105/104) |
Oquatonic |
Scales
Brightest mode is listed.
- Orwell[9], 4L 5s - 11 8 11 8 11 8 11 8 8
- Orwell[13] - 9L 4s - 8 8 8 3 8 8 3 8 8 3 8 8 3
- Orwell[22] - 13L 9s
- Orwell[31] - 22L 9s
Music
- Ten by John Cage, 1991, for chamber ensemble. Ives Ensemble recording (YouTube)
- Two4 by John Cage, 1991, for violin and piano or shō. Harr & Miyata recording (YouTube)
- Two5 by John Cage, 1991, for tenor trombone and piano. Fulkerson & Denyer recording (YouTube).
- Two6 by John Cage, 1992, for violin and piano. Haar & Snijders recording (YouTube).