"Particle mesh" can refer to different concepts depending on the context, but it typically pertains to computational methods in fields such as astrophysics, fluid dynamics, and materials science. Here are a couple of interpretations: 1. **Particle-Mesh Method in Astrophysics**: This is a numerical technique used for simulating gravitational dynamics in systems with many particles, commonly used in cosmological simulations.
New to topics? Read the docs here!