99693edo: Difference between revisions
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'''99693 equal divisions of the octave''' ('''99693edo''') is the tuning that divides the [[octave]] into 99693 equal steps of about 0.012 [[cent|cents]]. It is notable for being the [[edo]] below 100000 with the lowest maximum error, using | '''99693 equal divisions of the octave''' ('''99693edo''') is the tuning that divides the [[octave]] into 99693 equal steps of about 0.012 [[cent|cents]]. It is notable for being the [[edo]] below 100000 with the lowest maximum error, using direct approximation for each harmonic, for the first 547 harmonics (547 being the 100th prime number). | ||
== Theory == | == Theory == | ||
Revision as of 19:33, 7 August 2021
| ← 99692edo | 99693edo | 99694edo → |
99693 equal divisions of the octave (99693edo) is the tuning that divides the octave into 99693 equal steps of about 0.012 cents. It is notable for being the edo below 100000 with the lowest maximum error, using direct approximation for each harmonic, for the first 547 harmonics (547 being the 100th prime number).
Theory
| Odd harmonic | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | 25 | 27 | 29 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Error | absolute (¢) | +0.004 | +0.000 | +0.004 | -0.004 | -0.001 | +0.001 | +0.004 | -0.005 | +0.004 | -0.004 | -0.006 | +0.001 | +0.000 | +0.004 | +0.004 |
| relative (%) | +33 | +2 | +37 | -33 | -12 | +6 | +36 | -43 | +36 | -30 | -46 | +4 | +0 | +30 | +31 | |
| Steps (reduced) | 158010 (58317) | 231480 (32094) | 279874 (80488) | 316019 (16940) | 344881 (45802) | 368908 (69829) | 389490 (90411) | 407491 (8719) | 423489 (24717) | 437883 (39111) | 450967 (52195) | 462960 (64188) | 474029 (75257) | 484307 (85535) | 493899 (95127) | |