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Timeline for What makes four dimensions special?

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Apr 8, 2017 at 22:03 comment added Steven Stadnicki Why is it important whether a random walk is recurrent or not? (For instance, if our universe is actually homeomorphic to $S^3$ rather than $\mathbb{R}^3$, then any random walk is essentially recurrent with probability 1.)
Mar 4, 2017 at 22:42 comment added user94040 what instabilities?
Mar 4, 2017 at 22:37 history edited Gerry Myerson CC BY-SA 3.0
deleted offending apostrophe
S Mar 4, 2017 at 12:44 history answered user4503 CC BY-SA 3.0
S Mar 4, 2017 at 12:44 history made wiki Post Made Community Wiki by user4503