4ed5/4: Difference between revisions
Cmloegcmluin (talk | contribs) "optimal GPV sequence" → "optimal ET sequence", per Talk:Optimal_ET_sequence |
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! | cents value | ! | cents value | ||
! | ratio | ! | ratio | ||
!JI approximation | |||
|- | |- | ||
| | 0 | | | 0 | ||
| | 0.0000 | | | 0.0000 | ||
| | '''[[1/1]]''' | | | '''[[1/1]]''' | ||
|[[1/1]] | |||
|- | |- | ||
| | 1 | | | 1 | ||
| | 96.5784 | | | 96.5784 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">1/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">1/4</font> | ||
|[[18/17]], [[19/18]] | |||
|- | |- | ||
| | 2 | | | 2 | ||
| | 193.1569 | | | 193.1569 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">1/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">1/2</font> | ||
|[[19/17]] | |||
|- | |- | ||
| | 3 | | | 3 | ||
| | 289.7353 | | | 289.7353 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">3/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">3/4</font> | ||
|[[13/11]] | |||
|- | |- | ||
| | 4 | | | 4 | ||
| | 386.3137 | | | 386.3137 | ||
| | '''[[5/4]]''' | | | '''[[5/4]]''' | ||
|[[5/4]] | |||
|- | |- | ||
| | 5 | | | 5 | ||
| | 482.8921 | | | 482.8921 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">5/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">5/4</font> | ||
|[[4/3]] | |||
|- | |- | ||
| | 6 | | | 6 | ||
| | 579.4706 | | | 579.4706 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">3/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">3/2</font> | ||
|[[7/5]] | |||
|- | |- | ||
| | 7 | | | 7 | ||
| | 676.0490 | | | 676.0490 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">7/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">7/4</font> | ||
| | |||
|- | |- | ||
| | 8 | | | 8 | ||
| | 772.6274 | | | 772.6274 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">2</font> = [[25/16]] | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">2</font> = [[25/16]] | ||
|[[14/9]], [[25/16]], [[11/7]] | |||
|- | |- | ||
| | 9 | | | 9 | ||
| | 869.2059 | | | 869.2059 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">9/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">9/4</font> | ||
|[[5/3]] | |||
|- | |- | ||
| | 10 | | | 10 | ||
| | 965.7843 | | | 965.7843 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">5/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">5/2</font> | ||
|[[7/4]] | |||
|- | |- | ||
| | 11 | | | 11 | ||
| | 1062.3627 | | | 1062.3627 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">11/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">11/4</font> | ||
|[[11/6]] | |||
|- | |- | ||
| | 12 | | | 12 | ||
| | 1158.9411 | | | 1158.9411 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">3</font> = 125/64 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">3</font> = 125/64 | ||
| | |||
|- | |- | ||
| | 13 | | | 13 | ||
| | 1255.5196 | | | 1255.5196 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">13/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">13/4</font> | ||
| | |||
|- | |- | ||
| | 14 | | | 14 | ||
| | 1352.0980 | | | 1352.0980 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">7/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">7/2</font> | ||
|[[11/5]] | |||
|- | |- | ||
| | 15 | | | 15 | ||
| | 1448.6764 | | | 1448.6764 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">15/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">15/4</font> | ||
| | |||
|- | |- | ||
| | 16 | | | 16 | ||
| | 1545.2549 | | | 1545.2549 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">4</font> = 625/256 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">4</font> = 625/256 | ||
| | |||
|- | |- | ||
| | 17 | | | 17 | ||
| | 1641.8333 | | | 1641.8333 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">17/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">17/4</font> | ||
|[[13/5]] | |||
|- | |- | ||
| | 18 | | | 18 | ||
| | 1738.4117 | | | 1738.4117 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">9/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">9/2</font> | ||
|[[11/4]] | |||
|- | |- | ||
| | 19 | | | 19 | ||
| | 1834.9901 | | | 1834.9901 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">19/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">19/4</font> | ||
| | |||
|- | |- | ||
| | 20 | | | 20 | ||
| | 1931.5686 | | | 1931.5686 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">5</font> = 3125/1024 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">5</font> = 3125/1024 | ||
| | |||
|- | |- | ||
| | 21 | | | 21 | ||
| | 2028.1470 | | | 2028.1470 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">21/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">21/4</font> | ||
|[[13/4]] | |||
|- | |- | ||
| | 22 | | | 22 | ||
| | 2124.7254 | | | 2124.7254 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">11/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">11/2</font> | ||
|[[17/5]] | |||
|- | |- | ||
| | 23 | | | 23 | ||
| | 2221.3039 | | | 2221.3039 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">23/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">23/4</font> | ||
|[[18/5]] | |||
|- | |- | ||
| | 24 | | | 24 | ||
| | 2317.8823 | | | 2317.8823 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">6</font> = 15625/4096 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">6</font> = 15625/4096 | ||
|[[19/5]] | |||
|- | |- | ||
| | 25 | | | 25 | ||
| | 2414.4607 | | | 2414.4607 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">25/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">25/4</font> | ||
|[[4/1]] | |||
|- | |- | ||
| | 26 | | | 26 | ||
| | 2511.0391 | | | 2511.0391 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">13/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">13/2</font> | ||
|[[17/4]] | |||
|- | |- | ||
| | 27 | | | 27 | ||
| | 2607.6176 | | | 2607.6176 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">27/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">27/4</font> | ||
|[[9/2]] | |||
|- | |- | ||
| | 28 | | | 28 | ||
| | 2704.1960 | | | 2704.1960 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">7</font> = 78125/16384 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">7</font> = 78125/16384 | ||
|[[19/4]] | |||
|- | |- | ||
| | 29 | | | 29 | ||
| | 2800.7744 | | | 2800.7744 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">29/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">29/4</font> | ||
|[[5/1]] | |||
|- | |- | ||
| | 30 | | | 30 | ||
| | 2897.3529 | | | 2897.3529 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">15/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">15/2</font> | ||
|[[16/3]] | |||
|- | |- | ||
| | 31 | | | 31 | ||
| | 2993.9313 | | | 2993.9313 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">31/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">31/4</font> | ||
|[[17/3]] | |||
|- | |- | ||
| | 32 | | | 32 | ||
| | 3090.5097 | | | 3090.5097 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">8</font> = 390625/65536 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">8</font> = 390625/65536 | ||
|[[6/1]] | |||
|- | |- | ||
| | 33 | | | 33 | ||
| | 3187.0881 | | | 3187.0881 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">33/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">33/4</font> | ||
|[[19/3]] | |||
|- | |- | ||
| | 34 | | | 34 | ||
| | 3283.6666 | | | 3283.6666 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">17/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">17/2</font> | ||
|[[20/3]] | |||
|- | |- | ||
| | 35 | | | 35 | ||
| | 3380.2450 | | | 3380.2450 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">35/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">35/4</font> | ||
|[[7/1]] | |||
|- | |- | ||
| | 36 | | | 36 | ||
| | 3476.8234 | | | 3476.8234 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">9</font> = 1953125/262144 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">9</font> = 1953125/262144 | ||
|[[15/2]] | |||
|- | |- | ||
| | 37 | | | 37 | ||
| | 3573.4019 | | | 3573.4019 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">37/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">37/4</font> | ||
| | |||
|- | |- | ||
| | 38 | | | 38 | ||
| | 3669.9803 | | | 3669.9803 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">19/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">19/2</font> | ||
| | |||
|- | |- | ||
| | 39 | | | 39 | ||
| | 3766.5587 | | | 3766.5587 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">39/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">39/4</font> | ||
| | |||
|- | |- | ||
| | 40 | | | 40 | ||
| | 3863.1371 | | | 3863.1371 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">10</font> = 9765625/1048576 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">10</font> = 9765625/1048576 | ||
| | |||
|- | |- | ||
| | 41 | | | 41 | ||
| | 3959.7156 | | | 3959.7156 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">41/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">41/4</font> | ||
| | |||
|- | |- | ||
| | 42 | | | 42 | ||
| | 4056.2940 | | | 4056.2940 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">21/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">21/2</font> | ||
|[[21/2]] | |||
|- | |- | ||
| | 43 | | | 43 | ||
| | 4152.8724 | | | 4152.8724 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">43/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">43/4</font> | ||
|[[11/1]] | |||
|- | |- | ||
| | 44 | | | 44 | ||
| | 4249.4509 | | | 4249.4509 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">11</font> = 48828125/4194304 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">11</font> = 48828125/4194304 | ||
| | |||
|- | |- | ||
| | 45 | | | 45 | ||
| | 4346.0293 | | | 4346.0293 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">45/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">45/4</font> | ||
| | |||
|- | |- | ||
| | 46 | | | 46 | ||
| | 4442.6077 | | | 4442.6077 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">23/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">23/2</font> | ||
|[[13/1]] | |||
|- | |- | ||
| | 47 | | | 47 | ||
| | 4539.1861 | | | 4539.1861 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">47/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">47/4</font> | ||
| | |||
|- | |- | ||
| | 48 | | | 48 | ||
| | 4635.7646 | | | 4635.7646 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">12</font> = 244140625/16777216 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">12</font> = 244140625/16777216 | ||
| | |||
|- | |- | ||
| | 49 | | | 49 | ||
| | 4732.3430 | | | 4732.3430 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">49/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">49/4</font> | ||
| | |||
|- | |- | ||
| | 50 | | | 50 | ||
| | 4828.9214 | | | 4828.9214 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">25/2</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">25/2</font> | ||
|[[16/1]] | |||
|- | |- | ||
| | 51 | | | 51 | ||
| | 4925.4999 | | | 4925.4999 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">51/4</font> | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">51/4</font> | ||
| | |||
|- | |- | ||
| | 52 | | | 52 | ||
| | 5022.0783 | | | 5022.0783 | ||
| | (5/4)<font style="vertical-align:super;font-size:0.8em;">13</font> = 1220703125/67108864 | | | (5/4)<font style="vertical-align:super;font-size:0.8em;">13</font> = 1220703125/67108864 | ||
| | |||
|} | |} | ||
== Harmonics == | |||
{{Harmonics in equal | |||
| steps = 4 | |||
| num = 5 | |||
| denom = 4 | |||
}} | |||
{{Harmonics in equal | |||
| steps = 4 | |||
| num = 5 | |||
| denom = 4 | |||
| start = 12 | |||
| collapsed = 1 | |||
}} | |||
== Related regular temperament == | == Related regular temperament == | ||
| Line 248: | Line 316: | ||
[[Category:Major third]] | [[Category:Major third]] | ||
[[Category:Equal-step tuning]] | [[Category:Equal-step tuning]] | ||