[tuning-math] Modified best 5-limit geometric list

  • From: Gene W Smith <genewardsmith@xxxxxxxx>
  • To: tuning-math@xxxxxxxxxxxxxxx
  • Date: Tue, 23 Jul 2002 02:39:56 -0700

Here is another list, with the cutoffs changed to complexity and rms
error less than 20, and badness less than 3200:

32805/32768   (3)^8*(5)/(2)^15 shismic
[[1, 0, 15], [0, 1, -8]]

comp   9.459947973   rms   .1616933186   bad   136.8857747
generators   [1200., 1901.727514]


81/80   (3)^4/(2)^4/(5) meantone
[[1, 0, -4], [0, 1, 4]]

comp   4.132030727   rms   4.217730828   bad   297.5565312
generators   [1200., 1896.164845]


2048/2025   (2)^11/(3)^4/(5)^2 diaschismic
[[2, 3, 5], [0, 1, -2]]

comp   6.271198982   rms   2.612821643   bad   644.4088670
generators   [600.0000000, 105.4465315]


15625/15552   (5)^6/(2)^6/(3)^5 kleismic
[[1, 0, 1], [0, 6, 5]]

comp   9.338935129   rms   1.029625097   bad   838.6315482
generators   [1200., 317.0796753]


1600000/1594323   (2)^9*(5)^5/(3)^13 amt
[[1, 3, 6], [0, -5, -13]]

comp   13.79419993   rms   .3831037874   bad   1005.555381
generators   [1200., 339.5088256]


128/125   (2)^7/(5)^3 augmented
[[3, 5, 7], [0, 1, 0]]

comp   4.828313736   rms   9.677665780   bad   1089.323984
generators   [400.0000000, 91.20185550]


135/128   (3)^3*(5)/(2)^7 pelogic
[[1, 0, 7], [0, 1, -3]]

comp   4.132030727   rms   18.07773392   bad   1275.365360
generators   [1200., 1877.137655]


2109375/2097152   (3)^3*(5)^7/(2)^21 orwell
[[1, 0, 3], [0, 7, -3]]

comp   12.77234114   rms   .8004099292   bad   1667.723301
generators   [1200., 271.5895996]


250/243   (2)*(5)^3/(3)^5 porcupine
[[1, 2, 3], [0, -3, -5]]

comp   5.948285733   rms   7.975800816   bad   1678.609846
generators   [1200., 162.9960265]


78732/78125   (2)^2*(3)^9/(5)^7 hemisixths
[[1, -1, -1], [0, 7, 9]]

comp   12.19218236   rms   1.157498409   bad   2097.803242
generators   [1200., 442.9792975]


256/243   (2)^8/(3)^5 quintal (blackwood?)
[[5, 8, 12], [0, 0, -1]]

comp   5.493061445   rms   12.75974144   bad   2114.877638
generators   [240.0000000, 84.66378778]


393216/390625   (2)^17*(3)/(5)^8 wuerschmidt
[[1, -1, 2], [0, 8, 1]]

comp   12.54312332   rms   1.071949828   bad   2115.395301
generators   [1200., 387.8196733]


3125/3072   (5)^5/(2)^10/(3) diesic
[[1, 0, 2], [0, 5, 1]]

comp   7.741412273   rms   4.569472316   bad   2119.954991
generators   [1200., 379.9679493]


20000/19683   (2)^5*(5)^4/(3)^9 quadrafifths
[[1, 1, 1], [0, 4, 9]]

comp   9.785568434   rms   2.504205191   bad   2346.540676
generators   [1200., 176.2822703]


648/625   (2)^3*(3)^4/(5)^4 diminished
[[4, 6, 9], [0, 1, 1]]

comp   6.437751648   rms   11.06006024   bad   2950.938432
generators   [300.0000000, 94.13435693]


4294967296/4271484375   (2)^32/(3)^7/(5)^9 septathirds
[[1, 2, 2], [0, -9, 7]]

comp   18.57395503   rms   .4831084292   bad   3095.692281
generators   [1200., 55.27549315]


531441/524288   (3)^12/(2)^19 pythagorean
[[12, 19, 28], [0, 0, -1]]

comp   13.18334747   rms   1.382394464   bad   3167.444999
generators   [100.0000000, 14.66378756]


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  • » [tuning-math] Modified best 5-limit geometric list