Nahin, Paul J. Dr. Euler's fabulous formula : cures many mathematical ills / Paul J. Nahin. - Princeton, NJ : Princeton University Press, c2006. - xx, 380 p. : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 9780691118222 (cl : acidfree paper) 0691118221 (cl : acid-free paper) LCCN: 2005-056550 Subjects--Topical Terms: Numbers, Complex. Euler's numbers. Mathematics -- History. Dewey Class. No.: 512.788 NAH