Chipot,
Michel
Max Planck Institute for Mathematics in the Sciences, Max Planck Society;
Hackbusch,
Wolfgang
Max Planck Institute for Mathematics in the Sciences, Max Planck Society;
Sauter,
Stefan A.
Max Planck Institute for Mathematics in the Sciences, Max Planck Society;
Veit,
Alexander
Max Planck Institute for Mathematics in the Sciences, Max Planck Society;