nihiL7331/polesitter

Header-only FMM implementation written in C99.

3 best points · 1 comments · 1 Hacker News post · 45 GitHub stars · View on GitHub

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• Show HN: STB-like zero-dependency O(N) FMM gravity solver (3 points, 1 comments, by nihiL7331, 2026-08-02)