The laws of physics take the same form in all inertial reference frames.
Principle of relativity
Related concepts
- Lorentz transformation
- Mass-energy equivalence (E=mc²)
- Fine structure
- Constancy of the speed of light
- Equivalence principles (WEP/EEP/SEP)
- Geodesic equation
- Killing horizons and surface gravity
- Gravitational lensing
- Gravitational waves — quadrupole formula & LIGO
- ADM 3+1 formalism
- Tolman–Oppenheimer–Volkoff equation
- Kaluza–Klein reduction