Pólya, George, 1887-1985.
How to solve it : a new aspect of mathematical method / G. Pólya. - 2nd ed. - Harmondsworth : Penguin, 1990, c1985. - xli, 253 p. : ill. ; 20 cm.
Includes bibliographical references.
9780140124996 0140124993
Heuristic.
Problem solving.
Mathematics--Study and teaching.
Mathematics--Research.
How to solve it : a new aspect of mathematical method / G. Pólya. - 2nd ed. - Harmondsworth : Penguin, 1990, c1985. - xli, 253 p. : ill. ; 20 cm.
Includes bibliographical references.
9780140124996 0140124993
Heuristic.
Problem solving.
Mathematics--Study and teaching.
Mathematics--Research.