Home›Classical geometry›Erlangerprogrammet🌐SvenskaEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربية한국어中文日本語EntityQ315296· pop 22· linked from 82 articlesErlangerprogrammetvetenskapligt programAvailable in 22 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةCatalanConnectionsEuclidean geometryEntitynon-Euclidean geometryEntityCategoriesClassical geometryErlangenGroup theoryHomogeneous spacesSymmetry