| 释义 |
semi-ˈconjugate, a. (n.) Math.
[semi- 7 b.]
semi-conjugate axis, semi-conjugate diameter = conjugate semiaxis, semidiameter: see conjugate a. 6 a, and cf. quot. 1680 there, and 1885 s.v. semi-diameter. Also ellipt. (as n.) for these.
1743Emerson Fluxions 187 Let AD be an Hyperbola, B the Center, BA = a, Semi-conjugate = b. 1790Phil. Trans. LXXX. 536, CV and CW being a kind of semitransverse and semiconjugate axes to the elliptic track on the spherical surface. 1882Minchin Unipl. Kinemat. 130 An ellipse referred to two semi-conjugate diameters, pa, pb, as axes. |