Émile Léonard Mathieu (1835 - 1890)

* 15 May 1835, † 19 October 1890

Émile Léonard Mathieu was born on 15 May 1835 in Metz, France. Emile Mathieu is remembered especially for his discovery (in 1860 and 1873) of five sporadic simple groups named after him. Émile Léonard Mathieu died on 19 October 1890 in Nancy, France.