Max Dehn

Max Dehn

Max Dehn (13 de noviembre de 1878, Hamburgo, Alemania27 de junio de 1952, Black Mountain, Carolina del Norte, EE. UU.) fue un matemático alemán, que lanzó su famoso Lema de Dehn en los años 1930, y que lo "descifró" el matemático Griego Christos Papakyriakopoulos a finales de los años 1959


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  • Max Dehn — Born November 13, 1878(1878 11 13) …   Wikipedia

  • Max Dehn — Max Wilhelm Dehn (* 13. November 1878 in Hamburg; † 27. Juni 1952 in Black Mountain, North Carolina) war ein deutscher Mathematiker. Er löste als erster eines (das dritte) von Hilberts 23 mathematischen Problemen. Inhaltsverzeichnis 1 Leben 2… …   Deutsch Wikipedia

  • Max Dehn — (13 novembre 1878 – 27 juin 1952) est un mathématicien allemand. Il a étudié les fondations de la géométrie avec Hilbert à Göttingen en 1899, et obtenu une preuve du théorème de Jordan pour les polygones. En 1900, il a soutenu …   Wikipédia en Français

  • Dehn — ist der Nachname folgender Personen: August Wilhelm von Dehn (1716–1776), Baron von Dehn auf Ludwigsburg und Träger des Danebrog Ordens. Friedrich Ludwig von Dehn (1697–1771), dänischer Diplomat; von 1762 bis 1768 Statthalter der Herzogtümer… …   Deutsch Wikipedia

  • Dehn — may refer to: Dehns the trading name for British attorney office Frank B. Dehn Co Adolf Dehn Lili Dehn Max Dehn, mathematician Megan Dehn Mura Dehn Paul Dehn, poet and screenwriter Werner Dehn …   Wikipedia

  • Dehn function — In the mathematical subject of geometric group theory, a Dehn function, named after Max Dehn, is an optimal function associated to a finite group presentation which bounds the area of a relation in that group (that is a freely reduced word in the …   Wikipedia

  • Dehn planes — In geometry, Dehn constructed two examples of planes, a semi Euclidean geometry and a non Legendrian geometry, that have infinitely many lines parallel to a given one that pass through a given point, but where the sum of the angles of a triangle… …   Wikipedia

  • Dehn's lemma — In mathematics Dehn s lemma asserts that a piecewise linear map of a disk into a 3 manifold, with the map s singularity set in the disc s interior, implies the existence of another piecewise linear map of the disc which is an embedding and is… …   Wikipedia

  • Dehn surgery — In topology, a branch of mathematics, a Dehn surgery, named after Max Dehn, is a specific construction used to modify 3 manifolds. The process takes as input a 3 manifold together with a link. Dehn surgery can be thought of as a two stage process …   Wikipedia

  • Dehn twist — A positive Dehn twist applied to a cylinder about the red curve c modifies the green curve as shown. In geometric topology, a branch of mathematics, a Dehn twist is a certain type of self homeomorphism of a surface (two dimensional manifold).… …   Wikipedia

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