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Useful links:

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My favorites are:

and I believe that Riemann's Hypothesis is true...

Questions waiting for your answer: $\phantom{If math isn't displayed correctly, go here...}$

Old Stuff:

Chuck Norris solved the Travelling Salesman problem in $O(1)$ time.


Jarrell: I thought you said to stay on the path!
Old Man: Yes, but you must know when to break the rules!


Mathematics (SE) should be the most comprehensive, most visited, and most valuable mathematics resource on the web. I don't see a reason to shoot for anything less. [Amen]


From Area51:


Dec
12
suggested approved edit on quantum-mechanics tag wiki
Dec
12
reviewed Reviewed What exactly does conjugation mean?
Dec
12
revised Is this a correct way of thinking of Fourier transforms
bulletized
Dec
12
reviewed Approve Is this a correct way of thinking of Fourier transforms
Dec
12
reviewed Approve $f \in o(g), f \in \omega(g), f \sim g$ and existence of $\lim_{x \rightarrow \infty} \frac{f(x)}{g(x)}$
Dec
12
reviewed Edit Prove or disprove $\lim\limits_{n\to\infty} (n+1)^{1/3}−n^{1/3}=\infty$
Dec
12
revised Prove or disprove $\lim\limits_{n\to\infty} (n+1)^{1/3}−n^{1/3}=\infty$
Put the actual problem in the title- added text(draks)
Dec
12
comment Game Theory-Rationalizable Strategies
While this link may answer the question, it is better to include the essential parts of the answer here and provide the link for reference. Link-only answers can become invalid if the linked page changes.
Dec
12
reviewed Looks OK Prove that group $G$ has subgroup with index 2
Dec
12
reviewed Close For square matrices $A$, $B$, is $AB=I$ sufficient that $A$ and $B$ are inverse of each other?
Dec
12
reviewed Leave Open If A $\propto$ B and A $\propto$ C while keeping each other constant, then why is A $\propto$ BC?
Dec
11
reviewed Reviewed Hint on proving this inequality for a planar graph?
Dec
11
comment Hint on proving this inequality for a planar graph?
What do you mean with (i) $p\le 3p-6$, (ii) "Euler's"-what and (iii) where does $q$ surprisingly come from?
Dec
11
revised Hint on proving this inequality for a planar graph?
improved formatting
Dec
11
reviewed Edit Cauchy functional equation
Dec
11
revised Cauchy functional equation
no reason to remove the "?"
Dec
11
reviewed Leave Open Conditional Probability and Independence
Dec
11
reviewed Approve Finite additivity, atomlessness and countable additivity
Dec
11
reviewed Leave Open Complex argument and equivalence class
Dec
10
reviewed Reject Dimensions of vector spaces in an exact sequence