was a Japanese mathematician at

Kyoto University , mottoeng = Freedom of academic culture , established = , type = National university, Public (National) , endowment = ¥ 316 billion (2.4 1000000000 (number), billion USD) , faculty = 3,480 (Teaching Staff) , administrative_staff ...

working in

topology In mathematics, topology (from the Greek language, Greek words , and ) is concerned with the properties of a mathematical object, geometric object that are preserved under Continuous function, continuous Deformation theory, deformations, such ...

. In 1917, he published the construction of the

Lakes of Wada In mathematics, the are three disjoint connected open sets of the plane or open unit square with the counterintuitive property that they all have the same boundary. In other words, for any point selected on the boundary of ''one'' of the lakes ...

, which he named after his teacher

Takeo Wada was a Japanese mathematician at Kyoto University working in analysis and topology. He suggested the Lakes of Wada to Kunizo Yoneyama was a Japanese mathematician at Kyoto University working in topology. In 1917, he published the construction ...

, to whom he credited the discovery.

Publications

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References

* * Japanese mathematicians 1877 births 1968 deaths Academic staff of Kyoto University {{Japan-mathematician-stub