Mathematician:Max Wilhelm Dehn

Mathematician

German mathematician most famous for his work in geometry, topology and geometric group theory.

Resolved Hilbert's third problem in $1900$, making him the first to resolve one of Hilbert's $23$ problems.

Forced to retire in $1935$, finally to flee Germany in $1939$ and emigrate to the United States.

Nationality

German

History

• Born: 13 November 1878 in Hamburg, German Empire
• Died: 27 June 1952 in Black Mountain, North Carolina, US

Theorems and Definitions

• Dehn's Algorithm
• Dehn Function
• Dehn Invariant
• Dehn Plane
• Dehn Surgery
• Dehn Twist

• Dehn-Sommerville Equations (with Duncan MacLaren Young Sommerville)

• Dehn's Lemma
• Dehn's Rigidity Theorem

• Dehn-Nielsen Theorem (with Jakob Nielsen)

Results named for Max Wilhelm Dehn can be found here.

Definitions of concepts named for Max Wilhelm Dehn can be found here.

Publications

• 1900: Die Legendreschen Sätze über die Winkelsumme im Dreieck
• 1910: Über die Topologie des dreidimensionalen Raumes
• 1911: Über unendliche diskontinuierliche Gruppen
• 1914: Die beiden Kleeblattschlingen
• 1932: Das Mathematische im Menschen
• 1936: Raum, Zeit, Zahl bei Aristoteles vom mathematischen Standpunkt aus
• 1938: Die Gruppe der Abbildungsklassen

Sources

• John J. O'Connor and Edmund F. Robertson: "Max Wilhelm Dehn": MacTutor History of Mathematics archive

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): equidecomposable