Optimized Forest-Ruth- and Suzuki-like algorithms for integration of motion in many-body systems · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/cond-mat_0110585/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTOptimized Forest-Ruth- and Suzuki-like algorithms for integration of motion in many-body systems — mentioned by saboothttps://news.ycombinator.com/item?id=45976651urn:hackerpapers:mention:cond-mat_0110585:45976651Wed, 19 Nov 2025 07:06:24 GMT<p>Symplectic integrators are the approach I used for some old galaxy simulations. Page 5 on the attached paper was my main reference, eq 22 https://arxiv.org/pdf/cond-mat/0110585 I believe this is used in several academic codes for long term N-body calculations.</p><p><a href="https://hackerpaper.kaipfister.de/p/cond-mat_0110585/">Paper and discussion history</a>. A mention is not an endorsement.</p>cond-mat.stat-mech