EntityQ1048874· pop 21· linked from 30 articlesTheorema EgregiumSign in to save"Remarkable theorem" about Gauss' curvature as an invariantConnectionsdifferential geometry of surfacesEntityAntarcticaEntityCarl Friedrich GaussEntitypizzaEntityInternational Standard Book NumberEntitymapEntitysphereEntitycartographyEntitygeodesyEntitypotato chipEntityscalar productEntityEuclidean spaceEntitydifferential geometryEntitymap projectionEntityMercator projectionEntitycurvatureEntityisometryEntityinvariantEntityconformal mapEntitytangent spaceEntityCategoriesCarl Friedrich GaussDifferential geometry of surfacesRiemannian geometrySurfacesTheorems in differential geometry