Scott Simon talks with math guy Keith Devlin about the work of Grigori Perelman. Perelman is a mathematician at the Steklov Institute of Mathematics in St. Petersburg, Russia, who may have solved a ...
MADRID, Spain -- A reclusive Russian genius won the Fields Medal, the math world's highest honor, Tuesday for work toward resolving a 100-year-old brain-twister. But he shunned the ceremony and stayed ...