| 单词 | lemniscate |
| 释义 | lemniscate /lem nis"kit, lem"nis kayt', -kit/, n. Analyt. Geom. a plane curve generated by the locus of the point at which a variable tangent to a rectangular hyperbola intersects a perpendicular from the center to the tangent. Equation: r2=2a2cos(t). Also called Bernoulli's lemniscate. [1775-85; < L lemniscatus adorned with ribbons. See LEMNISCUS, -ATE1] |
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