Mathematician:Eugène Rouché

French mathematician best known for his work in complex analysis and calculus.

Nationality
French

History

 * Born: 18 Aug 1832, Sommières, Languedoc, France
 * Died: 19 Aug 1910, Lunel, Languedoc, France

Theorems and Definitions

 * Rouché's Theorem


 * Rouché-Fontené Theorem (with Georges Fontené to whom priority actually goes) as it is known in France: also known as:
 * Rouché-Frobenius Theorem (with Ferdinand Georg Frobenius)
 * Rouché-Capelli Theorem (with Alfredo Capelli) as it is known in Italy
 * Kronecker-Capelli Theorem (after Leopold Kronecker and Alfredo Capelli) as it is known in Russia

Books and Papers

 * 1862: Mémoire sur la serie de Lagrange (in which Rouché's Theorem appears)
 * 1874: Traité de géométrie élémentaire (with Charles De Comberousse)
 * 1875: Sur la discussion des equations du premier degré (in which the Rouché-Frobenius Theorem appears)
 * 1889: Éléments de Statique Graphique
 * 1893: Coupe des pierres: précédée des principes du trait de stéréotomie (with Charles Brisse)
 * 1900 - 02: Analyse infinitésimale à l'usage des ingénieurs (2 volumes) (with Lucien Lévy)