EntityQ865665· pop 15· linked from 22 articlesBirkhoff's theoremSign in to savetheorem that any spherically symmetric solution of the vacuum field equations must be static and asymptotically flatConnectionsEinstein field equationsEntitygravitational waveEntityAlbert EinsteinPersonBlack holeConceptStephen HawkingPersongravityEntityInternational Standard Book NumberEntityDavid HilbertEntityNewton's laws of motionEntityHenri PoincaréEntityJ. Robert OppenheimerPersonspecial relativityEntitygeneral relativityEntityHendrik LorentzEntityKurt GödelEntitydigital object identifierEntityInternational Standard Serial NumberEntityspacetimeEntityRoger PenroseEntitySubrahmanyan ChandrasekharEntityCategoriesTheorems in general relativity