This book is a collection of mathematical ideas organized around the themes of infinity and the illumination of the nature of mathematical thought.

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Suppose a man had put out one cent at compound interest in 1620, what would have been the amount in 1824, allowing it to double once in 12 years?

The author shows how teachers can use Leonhard Euler's original works in the classroom to explore Euler's famous polyhedral formula,

V + F = E + 2.

A history of the various algebraic structures that came together to give us "abstract algebra" by early in the twentieth century.

There is a log 18 feet long, the diameter of the extremities being 1 ft and 2.6 ft respectively...

A set of four posters dealing with the Pythagorean Theorem, infinity, prime numbers, and the history of pi.

Gun metal of a certain grade is composed of 16% tin and 84% copper. How much tin must be added to 410 lbs. of this gun metal to make a composition of 18% tin?

A reprint of the 32nd yearbook of the NCTM, dealing with developments in mathematics education in the U.S. and Canada. In particular, it gives a history of the various reform movements up to the publication date of 1980.

The author uses her poem, 'The Enigmatic Number e,' to show how poetry about the history of mathematics can be used to enrich and enliven mathematics instruction.

Reprint of a classic biography of Gauss, with a new forward by Jeremy Gray.