Cauchy-horizon singularity inside perturbed Kerr black holes

Lior M. Burko, Gaurav Khanna, Anıl Zenginoǧlu

The Cauchy horizon inside a perturbed Kerr black hole develops an instability that transforms it into a curvature singularity. We solve for the linearized Weyl scalars ${\psi }_0$ and $ψ…