🌐EnglishEnglishDeutschEspañolFrançaisPortuguêsРусский한국어中文日本語EntityQ3058244· pop 7· linked from 154 articlessymmetric spacepseudo-Riemannian manifold whose symmetry group contains an inversion symmetry about every pointConnectionssimple Lie groupEntityLie groupEntityCategoriesDifferential geometryHomogeneous spacesLie groupsRiemannian geometry