Lev Pontryagin
Soviet mathematician
Lev Semyonovich Pontryagin was a Soviet mathematician. Completely blind from the age of 14, he made major discoveries in a number of fields of mathematics, including algebraic topology, differential topology and optimal control. Wikipedia
Born: September 3, 1908, Moscow, Russia
Died: May 3, 1988 (age 79Â years), Moscow, Russia
Notable students: Vladimir Boltyansky, Revaz Gamkrelidze, Mikhail Postnikov, and more
Fields: Mathematics