Cauchy Augustin Louis
Related to Cauchy Augustin Louis: Augustin Louis Baron Cauchy
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.