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Questions asking for the intuition behind some definition, conjecture, proof etc. In other words, questions designed to improve or to acquire understanding on a conceptual or intuitive level, as opposed to on a technical or formal level. When asking such a question it can be helpful to include a rough description of ones understanding of the subject at hand (on a technical level).

9 votes

Can one expect the existence of a relevant approach for a proof of the Riemann hypothesis us...

I think Mochizuki himself makes a good exposition of the highly spectulative relation (not much more so that the F_1, absolute geometry, noncommutative geometry, etc approaches, if you ask me) between …
Myshkin's user avatar
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27 votes
Accepted

Why is there a $\sqrt{5}$ in Hurwitz's Theorem?

As Terry mentions in the comments, the reason for the $\sqrt{5}$ is that the limiting case, the golden ratio, forces it. There is a very neat explanation of all of this in the classic number theory bo …
Myshkin's user avatar
  • 17.6k