Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 29697

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.

7 votes

Computational complexity theoretic incompleteness: is that a thing?

This might be more of an analogy, but major complexity conjectures like P=NP could be considered related. Background: a common "complete" problem for a specified time limit is: given a Turing machine, …
usul's user avatar
  • 4,539
1 vote

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

Some rough thoughts (not a complete or formal answer!). I don't think I've seen this written down anywhere in as many words, but as someone who studies algorithms, let me propose an answer to questio …
usul's user avatar
  • 4,539
1 vote

What would $\mathcal{P} \neq \mathcal{NP}$ tell us about some non-constructive proofs?

I think the important distinction that may illuminate your question is between a proof that a particular instance $(W,L)$ belongs to the language TSP, and a proof that a particular algorithm for TSP i …
usul's user avatar
  • 4,539