Perelman's prize

摘要

A Million-dollar prize for solving one of toughest problems in mathematics has been awarded to a recluse, so the new puzzle is whether he'll pick it up.rnGrigori Perelman has been recognised for his proof of the Poincare conjecture, one of seven Millennium prize problems chosen by the Clay Mathematics Institute (CMI) in 2000 as the most important unsolved problems in mathematics.