Tuesday, December 1, 2015

elementary set theory - Bijection between mathbbRtimesmathbbR and mathbbR

It must be posted somewhere, but I can't find it. I've been working on it for a while too without getting anywhere. Does there exist a bijection between R×R and R? Is it possible to give an explicit bijection?



NOTE: This question is not a duplicate of the link suggested. Please see comments for further detail.

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