Nitpick: this is only true for a stationary black hole.
Right, I didn’t want to go into these details, MrMind seems confused enough as it is. I’d have to explain that the horizon shape is only determined by what falls in, and eventually talk about apparent and dynamical horizons and marginally outer trapped surfaces…
Right, I didn’t want to go into these details, MrMind seems confused enough as it is. I’d have to explain that the horizon shape is only determined by what falls in, and eventually talk about apparent and dynamical horizons and marginally outer trapped surfaces…