Last Updated
：2025/11/26
Cassini oval
Noun
Japanese Meaning
（幾何学）固定された2点からの各点までの距離の積が一定となる平面上の点の軌跡として定義される曲線。楕円が2点からの距離の和が一定である点の集合であるのに対し、カッシーニ曲線は距離の積が一定である例である。
（ plural ）
Quizzes for review
(geometry) A plane curve defined as the set (or locus) of points in the plane such that the product of the distances to two fixed points is constant (related to an ellipse, for which the sum of the distances is constant).
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Cassini oval
During the seminar, the lecturer illustrated how a Cassini oval differs from an ellipse by showing that it is defined by a constant product of distances to two fixed points.
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During the seminar, the lecturer illustrated how a Cassini oval differs from an ellipse by showing that it is defined by a constant product of distances to two fixed points.
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