.
Hiroshi Toda
Hiroshi Toda is a Japanese mathematician who invented the Toda bracket, and the Toda fibration and used these to calculate homotopy groups of spheres.
References
* Toda, Hirosi (1962), Composition methods in homotopy groups of spheres, Princeton University Press, ISBN 0-691-09586-8
Retrieved from "http://en.wikipedia.org/"
All text is available under the terms of the GNU Free Documentation License