Noun
German mathematician who created the Klein bottle (1849-1925)
Source: WordNetFelix Klein argued in his Erlangen program that one can consider various "geometries" by specifying an appropriate transformation group that leaves certain geometric properties invariant. Source: Internet
In 1895 and 1897, Cantor published a two-part paper in Mathematische Annalen under Felix Klein 's editorship; these were his last significant papers on set theory. Source: Internet
The method has become called the Cayley-Klein metric because Felix Klein exploited it to describe the non-euclidean geometries in articles F. Klein, Über die sogenannte nichteuklidische Geometrie, Mathematische Annalen, 4(1871). Source: Internet
Topological transformation of the torus into a mug Topology The subject is clearly defined by Felix Klein in his "Erlangen Program" (1872): the geometry invariants of arbitrary continuous transformation, a kind of geometry. Source: Internet
Einstein, letter to Felix Klein, 1917. Source: Internet
Felix Klein, Elementary Mathematics from an Advanced Standpoint: Geometry, Dover, 1948 (reprint of English translation of 3rd Edition, 1940. Source: Internet