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(), n.; pl. E. Foliums (), L. Folia (). [L., a leaf.] 1. A leaf, esp. a thin leaf or plate. 2. (Geom.) A curve of the third order, consisting of two infinite branches, which have a common asymptote. The curve has a double point, and a leaf-shaped loop; whence the name. Its equation is x3 + y3 = axy. スポンサード リンク
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