When1: 1871
Who: Felix Klein [Klein, Felix]
What: mathematician
Where: Germany
works\ On the So-called Non-Euclidean Geometry [1871]; Erlanger Program [1872: Erlanger is town in Germany]; Riemann's Theory of Algebraic Functions and their Integrals [1882]
Detail: He lived 1849 to 1925 and set forth Erlangen program [1872]. He invented Klein's bottle and metric. In three dimensions, all metric geometries are projective geometry augmented by a quadric {absolute, geometry} or a curve related to absolute.
Mathematical Sciences>Mathematics>History
Outline of Knowledge Database Home Page
Description of Outline of Knowledge Database
Date Modified: 2022.0224