EntityQ869108· pop 10· linked from 166 articlesWeyl tensorSign in to savemeasure of the curvature of a pseudo-Riemannian manifoldConnectionsdifferential formEntitytraceEntitynecessity and sufficiencyEntityorthogonal groupEntityRicci curvatureEntityRicci calculusEntitymathematicsEntityAlbert EinsteinPersonphysicsEntityStephen HawkingPersonCarl Friedrich GaussEntityLeonhard EulerEntityengineeringEntityInternational Standard Book NumberEntitygeneral relativityEntitymathematicianEntityelectromagnetismEntityBernhard RiemannEntitydigital object identifierEntitymatrixEntityCategoriesCurvature tensorsRiemannian geometryTensors in general relativity