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Cau·chy(kō-shē′), Baron Augustin Louis 1789-1857.
French mathematician whose Cours d'analyse (1821) introduced modern rigor into calculus. He founded the theory of functions of a complex variable and made contributions to the mathematical theory of elasticity and the wave theory of light.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cauchy(ˈkaʊʃɪ; French koʃi)
(Biography) Augustin Louis (oɡystɛ̃ lwi), Baron Cauchy. 1789–1857, French mathematician, noted for his work on the theory of functions and the wave theory of light
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