Last Updated
：2025/12/05
lake of Wada
Noun
Japanese Meaning
（数学）平面または開単位正方形内に存在する、互いに交わらず連結な開集合の３つのうちのいずれかで、これらすべてが同一の境界を共有するという反直感的な性質を持つもの。
（ plural ）
Quizzes for review
(mathematics) Any of three disjoint connected open sets of the plane or open unit square with the counterintuitive property that they all have the same boundary.
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lake of Wada
During the topology seminar, she drew a detailed diagram of a lake of Wada to explain how three disjoint connected regions can share the same boundary.
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During the topology seminar, she drew a detailed diagram of a lake of Wada to explain how three disjoint connected regions can share the same boundary.
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