The octree-mg library implements parallel geometric multigrid methods on quadtree/octree grids, which can be used to solve elliptic PDEs such as Poissons's equation. The provided solvers can be used in existing adaptive-mesh-refinement (AMR) frameworks that employ quadtree/octree grids.
Teunissen, H.J. (2020). Octree-mg.
|view at GitHub|