Dynamic Expansion Order

Implement dynamic expansion order selection based on error tolerance.

Use O(p^3) multipole-to-local transformation

v0.3.0

v0.3.0

GPU for direct calculations

This release uses a syntax to make it possible to offload direct interactions to GPU.

Fast Gauss-Seidel Solver with FLOWPanel (tmp)

Temporary version for developing FLOWPanel with the Fast Gauss-Seidel solver (doi:10.2514/6.2024-4018).