Spatial curvature of an FLRW universe
= Spatial curvature of an FLRW universe
= Cosmological spatial curvature
{synonym}
The cases $k>0$, $k=0$, and $k<0$ give spherical, Euclidean, and hyperbolic constant-curvature spatial slices.
= Spatial curvature of an FLRW universe
= Cosmological spatial curvature
{synonym}
The cases $k>0$, $k=0$, and $k<0$ give spherical, Euclidean, and hyperbolic constant-curvature spatial slices.