November 11, 2002: Grigori Perelman, a famous mathematician, brilliantly establishes his proof of the Poincaré Conjecture. A few years later, he is widely accl

In 2006, an eccentric Russian mathematician named Grigori Perelman solved one of the world's greatest intellectual puzzles. The Poincare conjecture is an extrem

The Poincaré Conjecture tells the story behind one of the world’s most confounding mathematical theories. Formulated in 1904 by Henri Poincaré, his Conjectu

The amazing story of one of the greatest math problems of all time and the reclusive genius who solved it In the tradition of Fermat’s Enigma and Prime Obsess

The first book to explore rhetorical refusals—instances in which speakers and writers deliberately flout the conventions of rhetoric and defy their audiences�