Felix Klein
(1849-1925)

Died aged c. 76

Christian Felix Klein (German: [klaɪn]; 25 April 1849 – 22 June 1925) was a German mathematician and mathematics educator, known for his work with group theory, complex analysis, non-Euclidean geometry, and on the associations between geometry and group theory. His 1872 Erlangen program, classifying geometries by their basic symmetry groups, was an influential synthesis of much of the mathematics of the time.

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Commemorated on 1 plaque

In diesem Hause wurde der Mathematiker Felix Klein am 25. April 1849 geboren

Jägerstraße 10, Düsseldorf, Germany where they was born (1849)