Sōichi Kakeya

Sōichi Kakeya
Born(1886-01-18)18 January 1886
Died9 January 1947(1947-01-09) (aged 60)
NationalityJapanese
Alma materImperial University of Tokyo
Known forKakeya set
Kakeya conjecture
Eneström-Kakeya theorem
Scientific career
FieldsMathematics
InstitutionsImperial University of Tokyo
Tokyo Bunri University
Institute of Statistical Mathematics

Sōichi Kakeya (掛谷 宗一, Kakeya Sōichi; January 18, 1886 – January 9, 1947) was a Japanese mathematician who worked mainly in mathematical analysis and who posed the Kakeya problem and solved a version of the transportation problem. He received the Imperial Prize of the Japan Academy in 1928, and was elected to the Japan Academy in 1934.