3edf: Difference between revisions

From Xenharmonic Wiki
Jump to navigation Jump to search
No edit summary
No edit summary
Line 9: Line 9:
!
!
!ed31\54
!ed31\54
!ed121/81
!ed3/2
!ed3/2
!Golden (~ed10\17)
!Golden (~ed10\17)
Line 15: Line 16:
|1
|1
|229.63
|229.63
|231.605
|233.985
|233.985
|235.285
|235.285
Line 21: Line 23:
|2
|2
|259.259
|259.259
|463.211
|467.97
|467.97
|470.57
|470.57
Line 27: Line 30:
|3
|3
|688.888
|688.888
|694.816
|701.995
|701.995
|705.8885
|705.8885
Line 33: Line 37:
|4
|4
|918.5185
|918.5185
|926.421
|935.94
|935.94
|941.141
|941.141
Line 39: Line 44:
|5
|5
|1148.148
|1148.148
|1158.0265
|1169.925
|1169.925
|1176.426
|1176.426

Revision as of 22:09, 20 February 2019

3EDF, if the attempt is made to use it as an actual scale, would divide the just perfect fifth into three equal parts, each of size 233.985 cents, which is to say (3/2)^(1/3) as a frequency ratio. It corresponds to 5.1285 edo. If we want to consider it to be a temperament, it tempers out 16/15, 21/20, 28/27, 81/80, and 256/243 as well as 5edo.

Factoids about 3EDF

3EDF is related to the gamelismic temperaments, which temper out 1029/1024 in the 7-limit.

Intervals

ed31\54 ed121/81 ed3/2 Golden (~ed10\17) ed34\57
1 229.63 231.605 233.985 235.285 238.597
2 259.259 463.211 467.97 470.57 477.193
3 688.888 694.816 701.995 705.8885 715.7895
4 918.5185 926.421 935.94 941.141 954.386
5 1148.148 1158.0265 1169.925 1176.426 1192.9825