If I am doing a random walk I can expect to be sqrt(n) steps away from the origin after taking n steps.
Is there anything I can expect about the *direction* though? I would think net direction would not drift much after a while. Max heading deviation = arctan(1/sqrt(n)) ...
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Every time I think your autocorrect misfires it turns out that I need to google more stuff.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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