was a Japanese mathematician who worked mainly in mathematical analysis and who posed the Kakeya problem and solved a version of the

transportation problem In mathematics and economics, transportation theory or transport theory is a name given to the study of optimal transportation and allocation of resources. The problem was formalized by the French mathematician Gaspard Monge in 1781.G. Monge. '' ...

. He received the

Imperial Prize of the Japan Academy The is a prestigious honor conferred to two of the recipients of the Japan Academy Prize. Overviews It is awarded in two categories: humanities and natural sciences. The Emperor and Empress visit the awarding ceremony and present a vase to ...

in 1928, and was elected to the

Japan Academy The Japan Academy ( Japanese: 日本学士院, ''Nihon Gakushiin'') is an honorary organisation and science academy founded in 1879 to bring together leading Japanese scholars with distinguished records of scientific achievements. The Academy is ...

in 1934.

References

* Kakeya, S. (1912-13) "On the Limits of the Roots of an Algebraic Equation with Positive Coefficients," Tohoku Mathematical Journal (First Series),2:140–142. 1886 births 1947 deaths 20th-century Japanese mathematicians University of Tokyo alumni Academic staff of the University of Tokyo Academic staff of the University of Tsukuba Laureates of the Imperial Prize {{Asia-mathematician-stub