742edo: Difference between revisions
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== Regular temperament properties == | == Regular temperament properties == | ||
{ | {{comma basis begin}} | ||
|- | |- | ||
| 2.3.5 | | 2.3.5 | ||
| {{monzo| 23 6 -14 }}, {{monzo| -84 53 }} | | {{monzo| 23 6 -14 }}, {{monzo| -84 53 }} | ||
| {{mapping| 742 1176 1723 }} | | {{mapping| 742 1176 1723 }} | ||
| | | −0.0157 | ||
| 0.0555 | | 0.0555 | ||
| 3.43 | | 3.43 | ||
| Line 32: | Line 24: | ||
| 2401/2400, 14348907/14336000, {{monzo| 23 6 -14 }} | | 2401/2400, 14348907/14336000, {{monzo| 23 6 -14 }} | ||
| {{mapping| 742 1176 1723 2083 }} | | {{mapping| 742 1176 1723 2083 }} | ||
| | | −0.0035 | ||
| 0.0525 | | 0.0525 | ||
| 3.24 | | 3.24 | ||
| Line 39: | Line 31: | ||
| 2401/2400, 9801/9800, 172032/171875, 1240029/1239040 | | 2401/2400, 9801/9800, 172032/171875, 1240029/1239040 | ||
| {{mapping| 742 1176 1723 2083 2567 }} | | {{mapping| 742 1176 1723 2083 2567 }} | ||
| | | −0.0123 | ||
| 0.0501 | | 0.0501 | ||
| 3.10 | | 3.10 | ||
| Line 46: | Line 38: | ||
| 2401/2400, 4096/4095, 6656/6655, 9801/9800, 39366/39325 | | 2401/2400, 4096/4095, 6656/6655, 9801/9800, 39366/39325 | ||
| {{mapping| 742 1176 1723 2083 2567 2746 }} | | {{mapping| 742 1176 1723 2083 2567 2746 }} | ||
| | | −0.0302 | ||
| 0.0608 | | 0.0608 | ||
| 3.76 | | 3.76 | ||
| Line 53: | Line 45: | ||
| 1701/1700, 2058/2057, 2401/2400, 2601/2600, 4096/4095, 6656/6655 | | 1701/1700, 2058/2057, 2401/2400, 2601/2600, 4096/4095, 6656/6655 | ||
| {{mapping| 742 1176 1723 2083 2567 2746 3033 }} | | {{mapping| 742 1176 1723 2083 2567 2746 3033 }} | ||
| | | −0.0317 | ||
| 0.0564 | | 0.0564 | ||
| 3.49 | | 3.49 | ||
| Line 60: | Line 52: | ||
| 1701/1700, 2058/2057, 2376/2375, 2401/2400, 2432/2431, 2601/2600, 3213/3211 | | 1701/1700, 2058/2057, 2376/2375, 2401/2400, 2432/2431, 2601/2600, 3213/3211 | ||
| {{mapping| 742 1176 1723 2083 2567 2746 3033 3152 }} | | {{mapping| 742 1176 1723 2083 2567 2746 3033 3152 }} | ||
| | | −0.0295 | ||
| 0.0531 | | 0.0531 | ||
| 3.28 | | 3.28 | ||
| Line 67: | Line 59: | ||
| 1197/1196, 1496/1495, 1701/1700, 2025/2024, 2058/2057, 2401/2400, 2601/2600, 3213/3211 | | 1197/1196, 1496/1495, 1701/1700, 2025/2024, 2058/2057, 2401/2400, 2601/2600, 3213/3211 | ||
| {{mapping| 742 1176 1723 2083 2567 2746 3033 3152 3357 }} (742i) | | {{mapping| 742 1176 1723 2083 2567 2746 3033 3152 3357 }} (742i) | ||
| | | −0.0468 | ||
| 0.0699 | | 0.0699 | ||
| 4.32 | | 4.32 | ||
{{comma basis end}} | |||
* 742et has a lower 19-limit [[Tenney-Euclidean temperament measures #TE simple badness|relative error]] than any previous equal temperaments. It is only bettered by [[935edo|935]] in terms of absolute error, and by [[1178edo|1178]] in terms of relative error. | * 742et has a lower 19-limit [[Tenney-Euclidean temperament measures #TE simple badness|relative error]] than any previous equal temperaments. It is only bettered by [[935edo|935]] in terms of absolute error, and by [[1178edo|1178]] in terms of relative error. | ||
* 742et (742i val) is also notable in the 17- and 23-limit, where it has lower absolute errors than any previous equal temperaments. In the 17-limit it beats [[581edo|581]] and is bettered by [[764edo|764]]; in the 23-limit it beats [[718edo|718]] and is bettered by [[814edo|814]]. | * 742et (742i val) is also notable in the 17- and 23-limit, where it has lower absolute errors than any previous equal temperaments. In the 17-limit it beats [[581edo|581]] and is bettered by [[764edo|764]]; in the 23-limit it beats [[718edo|718]] and is bettered by [[814edo|814]]. | ||
=== Rank-2 temperaments === | === Rank-2 temperaments === | ||
{ | {{rank-2 begin}} | ||
|- | |- | ||
| 1 | | 1 | ||
| Line 101: | Line 88: | ||
|- | |- | ||
| 14 | | 14 | ||
| 434\742<br>(10\742) | | 434\742<br />(10\742) | ||
| 701.886<br>(16.173) | | 701.886<br />(16.173) | ||
| 3/2<br>(105/104) | | 3/2<br />(105/104) | ||
| [[Silicon]] | | [[Silicon]] | ||
|- | |- | ||
| 53 | | 53 | ||
| 239\742<br>(1\742) | | 239\742<br />(1\742) | ||
| 386.523<br>(1.617) | | 386.523<br />(1.617) | ||
| 5/4<br>(32805/32768) | | 5/4<br />(32805/32768) | ||
| [[Mercator]] | | [[Mercator]] | ||
|- | |- | ||
| 53 | | 53 | ||
| 565\742<br>(5\742) | | 565\742<br />(5\742) | ||
| 913.746<br>(8.086) | | 913.746<br />(8.086) | ||
| 441/260<br>(196/195) | | 441/260<br />(196/195) | ||
| [[Iodine]] | | [[Iodine]] | ||
{{rank-2 end}} | |||
{{orf}} | |||