※※各平均律の主要純正3協和音に対する誤差※※ [Table_7] 【4/3・3/2】 【5/4・8/5】 【6/5・5/3】 ---------+-----------+--------+------------+--------+------------+-------- 音 数 総和誤差 誤差 総和誤差 誤差 総和誤差 誤差 ---------+-----------+--------+------------+--------+------------+-------- 10_equal 180.4503 18.045 263.1379 26.314 -443.5861 -44.359 11_equal -521.5049 -47.410 -550.5495 -50.050 -127.9467 -11.632 12_equal -23.4601 -1.955 -164.2349 -13.686 187.6954 15.641 13_equal 474.5850 36.507 222.0779 17.083 -696.6634 -53.589 14_equal -227.3699 -16.241 -591.6078 -42.258 -381.0226 -27.216 15_equal 270.6749 18.045 -205.2943 -13.686 -65.3809 -4.359 16_equal -431.2800 -26.955 181.0196 11.314 250.2610 15.641 17_equal 66.7650 3.927 -632.6669 -37.216 -634.0982 -37.300 18_equal -635.1900 -35.288 -246.3532 -13.686 -318.4571 -17.692 19_equal -137.1450 -7.218 139.9606 7.366 -2.8155 -0.148 20_equal 360.9000 18.045 -673.7258 -33.686 312.8257 15.641 21_equal -341.0550 -16.241 -287.4120 -13.686 -571.5330 -27.216 22_equal 156.9900 7.136 98.9017 4.496 -255.8918 -11.631 23_equal -544.9650 -23.694 485.2154 21.096 59.7495 2.598 24_equal -46.9200 -1.955 -328.4708 -13.686 375.3909 15.641 25_equal 451.1250 18.045 57.8429 2.314 -508.9678 -20.359 26_equal -250.8300 -9.647 444.1566 17.083 -193.3265 -7.436 27_equal 247.2150 9.156 -369.5297 -13.686 122.3147 4.530 28_equal -454.7400 -16.241 16.7840 0.599 437.9560 15.641 29_equal 43.3050 1.493 403.0977 13.900 -446.4027 -15.393 30_equal -658.6500 -21.955 -410.5886 -13.686 -130.7614 -4.359 31_equal -160.6050 -5.181 -24.2749 -0.783 184.8799 5.964 32_equal 337.4400 10.545 362.0389 11.314 -699.4788 -21.859 33_equal -364.5150 -11.046 -451.6474 -13.686 -383.8375 -11.631 34_equal 133.5300 3.927 -65.3337 -1.922 -68.1963 -2.006 35_equal -568.4250 -16.241 320.9800 9.171 247.4451 7.070 36_equal -70.3800 -1.955 -492.7063 -13.686 -636.9137 -17.692 37_equal 427.6650 11.559 -106.3926 -2.875 -321.2724 -8.683 38_equal -274.2900 -7.218 279.9211 7.366 -5.6311 -0.148 39_equal 223.7550 5.737 -533.7652 -13.686 310.0102 7.949 40_equal -478.2000 -11.955 -147.4514 -3.686 -574.3485 -14.359 41_equal 19.8450 0.484 238.8623 5.826 -258.7072 -6.310 42_equal -682.1100 -16.241 -574.8240 -13.686 56.9340 1.356 43_equal -184.0650 -4.281 -188.5103 -4.384 372.5753 8.665 44_equal 313.9800 7.136 197.8034 4.496 -511.7834 -11.631 45_equal -387.9750 -8.622 -615.8829 -13.686 -196.1421 -4.359 46_equal 110.0700 2.393 -229.5692 -4.991 119.4992 2.598 47_equal -591.8850 -12.593 156.7446 3.335 435.1405 9.258 48_equal -93.8400 -1.955 -656.9417 -13.686 -449.2182 -9.359 49_equal 404.2050 8.249 -270.6280 -5.523 -133.5769 -2.726 50_equal -297.7500 -5.955 115.6857 2.314 182.0644 3.641 51_equal 200.2950 3.927 -698.0006 -13.686 497.7056 9.759 52_equal -501.6601 -9.647 -311.6869 -5.994 -386.6531 -7.436 53_equal -3.6150 -0.068 74.6268 1.408 -71.0118 -1.340 <注> 1) 数値は12音換算でのセント数 2) 竭腰a誤差繧ニは、当該平均律の音数だけ、近似音程を繰り返した ときに生ずる、誤差の総和 目次へ戻る