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Science

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Physics

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Physics - Subfields

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Celestial Mechanics

N-Body Problem

Created on Sep 26, 2025 · Last Modified on Oct 03, 2025

N-Body Problem
  • is the problem of predicting the individual motions of a group of celestial objects interacting with each other gravitationally

Subpages

  • Barnes-Hut Approximation Algorithm

  • Dehnen’s Algorithm

  • Stochastic Barnes-Hut Approximation for Fast Summation on the GPU

  • WHFast512

  • Wisdom-Holman Integrator

  • https://github.com/Hsin-Hung/N-body-simulation/tree/main

  • An Efficient CUDA Implementation of the Tree-Based Barnes Hut n-Body Algorithm.pdf

Resources

  • https://www.americanscientist.org/article/the-100-billion-body-problem