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Timeline for Complexity of MD simulations

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Dec 15, 2011 at 19:14 comment added aeismail It's a little more complicated than that, isn't it? It should be O(N^2) if you're studying systems without cutoffs; O(N log N) if you're doing uncharged systems with a cutoff or charged systems with mesh-based approaches.
Nov 30, 2011 at 20:42 history edited Brian Diggs CC BY-SA 3.0
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Nov 30, 2011 at 12:28 vote accept Daniel Standage
Nov 29, 2011 at 22:51 comment added Brian Diggs @KeithCallenberg That is true; I didn't mention it since the question didn't ask that. It might be more complete to say that it scales as O(n^2)O(t) where n is the size (number of particles) and t is the number of time steps (length of time simulated divided by the size of each time step).
Nov 29, 2011 at 22:44 comment added Keith Callenberg Additionally, complexity in terms of simulated system size typically scales with O(n^2) when not using modified electrostatics like PME.
Nov 29, 2011 at 21:33 history answered Brian Diggs CC BY-SA 3.0