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Grigory Perelman, the Russian who seems to have solved one of the hardest problems in mathematics, has declined one of the discipline's top awards. ... The Poincare Conjecture says that a three-dimensional sphere is the only enclosed three-dimensional space with no holes.
2006-08-22
mathematics Russia geniusRussian maths genius Grigory Perelman, who declined a prestigious international award four years ago, is under new pressure to accept a prize.
2010-03-24
mathematics genius Russia Grigory PerelmanPeople with ADHD have the ability to "hyper-focus" on things of interest.
2010-02-04
ADHD hyperactive psychology concentration genius attention