<p><b>The definitive guide to mathematical problem solving, from one of the great teachers of the twentieth century</b><br><br>George P¿lya''s perennial bestseller has inspired generations around the world to think more clearly. Brilliantly showing how ''there is a grain of discovery in the solution of any problem'', his strategies for mathematical problem-solving - from finding weak points to squeezing the data - will help get to the bottom of any puzzle.<br><br>''A superb book on how to think fresh thoughts ... A walk inside P¿lya''s mind as he builds up maxims on how to comprehend a problem, how to build up a strategy, and then how to test it'' David Bodanis, <i>Guardian</i><br><br>''Everyone should know the work of George Polya on how to solve problems'' Marvin Minsky<br><br>''A classic ... It is the outcome of careful and informed deliberation by one of the great teachers among the ranks of research mathematicians'' Ian Stewart, author of <i>Does God Play Dice?</i><br><br>''Every