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. ''M ...

. 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 c ...

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