Parabolic PDE time stepping

2 methods in the atlas attack this one problem. They are rivals: each wins something the others do not.

Phrasings that mean this problem

Parabolic PDEsMultidimensional PDEs

numerical-pde

Crank-NicolsonImplicit time steppingstandardnumerical-pde
Alternating direction implicitOperator splittingspecialistnumerical-pde