Example image of eyePlorer eyePlorer map for 'Einstein–Hilbert action': Action (physics) Einstein field equations Equations of motion General relativity David Hilbert Maxwell's equations Noether's theorem Connection (mathematics) Functional (mathematics) Levi-Civita connection Cartan formalism (physics) Lagrangian Pseudo-Riemannian manifold Scalar curvature Spacetime International System of Units Stress-energy tensor Riemann curvature tensor Covariant derivative Ricci curvature Jacobi's formula Gravitational constant Newton's law of universal gravitation Cosmological constant Brans–Dicke theory Gibbons–Hawking–York boundary term Variational methods in general relativity Barrett–Crane model Conformal gravity Yamabe invariant DGP model F(R) gravity Induced gravity Canonical general relativity Variational principle Geometrized unit system Scalar–tensor–vector gravity ADM formalism Einstein aether theory History of variational principles in physics Hamilton's principle Alternatives to general relativity Einstein–Cartan theory Classical field theory Planck units Relativity priority dispute Inflation (cosmology) Mathematics of general relativity