Eugène Rouché

Eugène Rouché ( born August 18, 1832 in Sommières, Hérault, † August 19 1910 in Lunel ) was a French mathematician.

He was a high school teacher at the Lycée Charlemagne, and afterwards professor at the Conservatoire National des Arts et Métiers in Paris, and next examiner at the École Polytechnique.

He dealt mainly with function theory. According to him, the set of Rouché named (published in the Journal de l' Ecole Polytechnique, Vol 39, 1862). In addition, he wrote then-known textbooks, so a geometry textbook in two volumes, first published in 1883, and even 1922 reissued in Gauthier -Villars, as well as textbooks on graphic statics and Analysis for Engineers. With Charles Hermite and Henri Poincaré, he edited the collected works of Edmond Laguerre.

In linear algebra, a set is named from him about the solution of inhomogeneous linear equations after him (sometimes called set of Roché - Frobenius ) In addition, there is a set is named after him and Alfredo Capelli.