Line radiation solution of Einstein's field equations.
1:28
Exact Field Equations Solution, colliding em and gravity plane waves
1:55
Radiating charged star exterior solution and related metrics
3:16
Transforming the charged black hole solutions
1:50
Exact Solutions of Einstein's Equations with atlas 2 for Mathematica
In general relativity, an exact solution is a Lorentzian manifold equipped with tensor fields modeling states of ordinary matter, such as a fluid, or classical nongravitational fields such as the electromagnetic field.