Archive for Rational Mechanics and Analysis · 1969 · 99 citations · 3 references
Natural SciencesMathematicsPhysicsDifferential EquationsMathematical PhysicsRelativityCurved SpacetimeEinstein Field EquationsGeneral RelativityGravitational FieldsMathematical RelativitySpacetime GeometryEinstein Equations With Matter FieldsEinstein Field Equations In CosmologyLinearized Einstein EquationsMaxwell Equations In Covariant FormMaxwell's Equations In Covariant Form
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The Differential Invariants of Generalized Spaces
Hal L. Smith, T. Y. Thomas · National Mathematics Magazine · 1935 · 186 citations
Divergence-free tensorial concomitants
David Lovelock · Aequationes Mathematicae · 1970 · 165 citations