EntityQ5395202· pop 7· linked from 131 articlesErnst equationSign in to savemathematical equation used to find exact solutions of equations in the general theory of relativityConnectionsgeneral relativityEntityEinstein field equationsEntityAlbert EinsteinPersonBlack holeConceptStephen HawkingPersonDavid HilbertEntitytheory of relativityEntityspeed of light in vacuumEntityHenri PoincaréEntityspecial relativityEntityHendrik LorentzEntitydigital object identifierEntityInternational Standard Serial NumberEntityspacetimeEntityRoger PenroseEntityphysicistEntitySubrahmanyan ChandrasekharEntityMaxwell's equationsEntitymass–energy equivalenceEntityQ12998EntityCategoriesIntegrable systemsMathematics of general relativityNonlinear partial differential equations