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Results tagged with puzzle
Search options questions only
not deleted
user 2097
Recreational mathematics or puzzles with serious mathematical content. Note that math contest problems are generally considered off-topic.
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How to get rich in a Hilberts Hotel?
Suppose you can make infinitely many copies of yourself. Each of them starts his/her life in a Hilberts Hotel, where each room is labeled by an element in the free group with two generators, and struc …
- 1,593