| 单词 | anharmonic ratio |
| 释义 | > as lemmasanharmonic ratio Not harmonic. Applied to the section of a line by four points A, B, C, D, when their mutual distances are such that AB/ CB is unequal to AD/ CD; the ratio between these two quotients is called the anharmonic ratio of AC. ΘΚΠ the world > relative properties > number > geometry > line > [adjective] > other finite1570 adscribed1625 comprehending?1677 vertical1704 anharmonic1848 bilinear1851 collinear1863 nodal1863 congruent1864 non-concurrent1888 1848 G. Salmon Treat. Conic Sections iv. 46 This is the anharmonic ratio of the pencil. 1865 C. Price Tril. Coordinates 45 For a system of four points (or lines) there are but six different Anharmonic ratios. 1881 Athenæum 13 Aug. 205/1 Anharmonic section. < as lemmas |
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