单词 | serpoloid |
释义 | serpoloidn. = herpolhode n. ΘΚΠ the world > relative properties > number > geometry > curve > [noun] > polholde or herpolhode poloid1862 serpoloid1862 polhode1866 herpolhode1868 1862 A. Cayley Coll. Math. Papers (1891) IV. 572 A curve called ‘the Serpoloid’, which is the locus of the points with which the several points of the poloid come successively in contact with the tangent plane, and is a species of undulating curve. This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2018). < n.1862 |
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