| 单词 | inverse point |
| 释义 | > as lemmasinverse point e. Geometry. Designating a point, line, curve, etc., related to another by geometric inversion (inversion n. 23), as inverse point, inverse line, inverse curve, etc. ΘΚΠ the world > relative properties > number > geometry > [noun] > geometrical relation > element involved in conjugate1715 inverse curve1843 inverse1857 homoeomorph1926 1843 London, Edinb., & Dublin Philos. Mag. 23 343 The area of the inverse ellipse is an arithmetic mean between the areas of the circles described on its axes. 1873 G. Salmon Treat. Higher Plane Curves (ed. 2) vi. 247 The six inverse lines also touch a conic. 1925 H. F. Baker Princ. Geom. (2010) IV. i. 14 These are the formulae of inversion in the plane ω, in which (ξ, η, ζ) are the coordinates of a point, and (ξ', η', ζ') those of the inverse point. 1961 Math. Gaz. 45 133 From this it is concluded that the inverse curve is a circle. 2006 J. G. Ratcliffe Found. Hyperbolic Manifolds (ed. 2) iv. 115 We have that ɸ(x) and ɸ(y) are inverse points with respect to ɸ(Σ). < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。