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For question in Proof Theory, where "proofs" themselves are the object of mathematical investigation. It is not to be used to request a proof of some result.

4 votes

Are there non-diagonal proofs for Cantor's continuum and Godel's incompletness theorems?

About 2 (2nd Gödel) see http://andrescaicedo.files.wordpress.com/2010/11/2ndincompleteness1.pdf, quoted in What are some proofs of Godel's Theorem which are *essentially different* from the original p …
Martín-Blas Pérez Pinilla's user avatar