4-Force
4-Momentum
4-Velocity
Accelerating observer
Box of dust
Binomial approximation
Einstein field equation
Faraday tensor
Invariance of ccc
Lorentz transform
Metric of spacetime
Principle of equivalence
Rapidity
Relativistic Doppler effect
Scalar
Schwarzschild orbit
Spacetime diagram
Spacetime gradient
Stress-energy tensor
Strong gravity
Tensor
Velocity addition
As with Scott Hughes’s 8.033 lecture notes, I use x\tv xx to denote a 3-vector and x⃗\fv xx to denote a 4-vector.
Most of the time I use c=1c=1c=1. Sometimes I don’t. Sorry.