Has really general relativity only two degrees of freedom (as in the Maxwell theory)?
130830
Counting degrees of freedom for gravitational waves as a gauge field
152997
Is there a kind of Noether's theorem for the Hamiltonian formalism?
63473
Is the shorthand $ \partial_{\mu} $ strictly a partial derivative in field theory?
119424
How to use Mathematica to prove that isotropic materials have only two independent parameters
47385
Is $F = G\dfrac{{m_1}{m_2}}{r^2}$ really true?
99590
Can the Lorentz force expression be derived from Maxwell's equations?
29340
Why does no physical energy-momentum tensor exist for the gravitational field?
20557
Does the curvature of spacetime theory assume gravity?
51097
Newton's third law and General relativity
30041
What is "special" and what is "general" in Relativity?
46989
Degree of freedom paradox for a rigid body
137061
Understanding the different kinds of mass in gravity
45586
General Relativity 2-Body Closed Form
17218
Open problems in General Relativity
79157
Is gravity just electromagnetic attraction?
108384
Special Relativity and $E = mc^2$
43612
How can I read off the fact that gravity is associated with spin-2 particles from the Einstein-Hilbert action?