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MathSciNet review: 1559056
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Authors: George F. Becker and C. E. Van Orstrand
Title: Hyperbolic Functions.
Additional book information: Washington, Smithsonian Institution, 1909. 8vo. li + 321 pp. $4.50.
Reviewer: James Byrnie Shaw
Journal: Bull. Amer. Math. Soc. 17 (1911), 319-320