Max Dehn Biography

Max Wilhelm Dehn (November 13, 1878 – June 27, 1952) was a German-born American mathematician and student of David Hilbert. He is most famous for his work in geometry, topology and geometric group theory. He is also known for being the first to resolve one of Hilbert's well-known 23 problems. Dehn's students include Ott-Heinrich Keller, Ruth Moufang, Wilhelm Magnus, and the artist Dorothea Rockburne.