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We consider the Cauchy problem for a spherically symmetric SU (2) Yang–Mills field propagating outside the Schwarzschild black hole. …

We study linear gravitational perturbations of Schwarzschild spacetime by solving numerically Regge–Wheeler–Zerilli equations in a time …

We present the numerical implementation of a clean solution to the outer boundary and radiation extraction problems within the 3+ 1 …

We consider the initial value problem for the spherically symmetric, focusing cubic wave equation in three spatial dimensions. We give …

We present two methods to include the asymptotic domain of a background spacetime in null directions for numerical solutions of …

We study gravitational perturbations of Schwarzschild spacetime by solving a hyperboloidal initial value problem for the Bardeen–Press …

We investigate the asymptotic behavior of spherically symmetric solutions to scalar wave and Yang–Mills equations on a Schwarzschild …

A useful choice of gauge when including null infinity in the computational domain is scri-fixing, that is, fixing the spatial …

We consider an approach to the hyperboloidal evolution problem based on the Einstein equations written for a rescaled metric. It is …