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Science 22 January 1999:
Vol. 283. no. 5401, p. 494
DOI: 10.1126/science.283.5401.494
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Books

MATHEMATICS:
True Stories of An Imaginary Number

A review by Victor J. Katz

An Imaginary Tale The Story of ÷-1
Paul J. Nahin
Princeton University Press, Princeton, NJ, 1998. 277 pp. $24.95, £18.95. ISBN 0-691-02795-1.

Nahin provides an outstanding integration of the history of imaginary numbers and a lot of interesting mathematics, much of which will be new to college mathematics majors or to professional scientists and engineers.
The author is in the Department of Mathematics, University of the District of Columbia, Washington, DC 20008, USA. E-mail: vkatz{at}udc.edu

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Science. ISSN 0036-8075 (print), 1095-9203 (online)