🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربيةفارسی한국어中文日本語EntityQ632814· pop 29· linked from 839 articlesRiemannian manifoldAlso known as Riemann space, Riemann manifold, Riemannian spacereal smooth manifold equipped with a Riemannian metricAvailable in 29 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBahasa IndonesiaConnectionstorusEntitycovering spaceEntityCategoriesDifferential geometryRiemannian geometryRiemannian manifolds