EntityQ3484987· pop 10· linked from 249 articlesBKL singularitySign in to savegeneral relativity model near the beginning of the universeConnectionschronology of the universeEntityequationEntityderivativeEntityLev LandauEntityHubble–Lemaître lawEntityordinary differential equationEntitypartial differential equationEntityphysical cosmologyEntitycurvatureEntityanisotropyEntityHermann BondiEntitypower lawEntityGeorge F. R. EllisEntityPhysical Review LettersEntityPhysics LettersEntityinitial conditionEntityVladimir BelinskiEntityAlbert EinsteinPersonIsaac NewtonPersonGalileo GalileiEntityCategoriesBlack holesExact solutions in general relativityGeneral relativityGravitational singularitiesPhysical cosmology