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| rev | Admin | (Created page with "Using the result proved for the random walk in <math>{\mathbf R}^3</math> in Example, explain why the probability of an eventual return in <math>{\mathbf R}^n</math> is strictly less than one, for all <math>n \ge 3</math>. '' Hint'': Consider a random walk in <math>{\mathbf R}^n</math> and disregard all but the first three coordinates of the particle's position.") | Jun 15'24 at 2:49 | +402 |