Gravitational singularity

General relativity

$G_{\mu \nu} + \Lambda g_{\mu \nu}= {8\pi G\over c^4} T_{\mu \nu}$

Einstein field equations Important concepts Special relativity Equivalence principle World line · Riemannian geometry Phenomena Kepler problem · Lenses · Waves Frame-dragging · Geodetic effect Event horizon · Singularity Black hole Equations Linearized Gravity Post-Newtonian formalism Einstein field equations Friedmann equations ADM formalism BSSN formalism Advanced theories Kaluza–Klein Quantum gravity |Topic5=[[Exact solutions in general relativity|Solutions]] |Items5=[[Schwarzschild metric|Schwarzschild]] <br />[[Reissner-Nordström metric|Reissner-Nordström]]{{·}}[[Gödel metric|Gödel]]<br />[[Kerr metric|Kerr]]{{·}}[[Kerr-Newman metric|Kerr-Newman]]<br />[[Kasner metric|Kasner]]{{·}}[[Taub-NUT vacuum|Taub-NUT]]{{·}}[[Milne model|Milne]]{{·}}[[Friedmann-Lemaître-Robertson-Walker metric|Robertson-Walker]]<br />[[pp-wave spacetime|pp-wave]] Scientists Einstein · Minkowski · Eddington Lemaître · Schwarzschild Robertson · Kerr · Friedman Chandrasekhar · Hawking Penrose

A gravitational singularity (sometimes called a spacetime singularity) is a term used to describe the centre of a black hole where the gravity is thought to be infinite. However, most scientists do not think that it is actually infinite, but it is useful for their maths to treat it like it is.