Random Walk Is Similar In Particles, Waves...and Ants

In a famous mathematical thought experiment, the goal is to make randomness deterministic by closed-form equation, so mathematicians tried to determine the path of a 'drunken sailor' staggering around a town.  If there are street lamps, he will run into them, change his direction and keep moving until he gets out of the city. Logically, the time he spends in the area depends on the number of street lamps but the surprising answer is that the number of streetlamps are not the big factor. read more

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