Dice are examples of so-called "rigid bodies," broadly defined as shapes that move as one solid piece, with no need for bending or twisting. Such shapes "are of scientific interest because they model ...

Playing with Reality: How Games Shape Our World. By Kelly Clancy. Riverhead Books; 368 pages; $30. Allen Lane; £25 In 1824 Prince Wilhelm of Prussia asked for a demonstration of an elaborate game ...

Here Prof. Dixit explains game theory and its impact on situations we encounter every day. "If Nash got a dollar for every time someone wrote or said 'Nash equilibrium,'" Dixit has said ...