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Top Questions
51
votes
Examples of group-theoretic results more easily obtained through topology or geometry
group-theory
algebraic-topology
soft-question
asked Dec 17 '15 at 17:16
math.stackexchange.com
22
votes
Breaking students from the habit of relying on examples
undergraduate-education
examples
asked Apr 25 '16 at 16:42
matheducators.stackexchange.com
16
votes
Mathematical research outside academia
soft-question
advice
career-development
asked Aug 20 '16 at 20:59
math.stackexchange.com
13
votes
How to get recommendations for PhD program when outside academia
phd
career-path
asked May 6 '16 at 23:34
academia.stackexchange.com
11
votes
What are opportunities for academic math outside of academia itself?
job
job-search
industry
asked Jun 13 '14 at 19:34
academia.stackexchange.com
11
votes
Getting rid of first degree to apply for second
phd
career-path
second-degree
asked Feb 19 '16 at 0:07
academia.stackexchange.com
10
votes
Dealing with character monopolizing game
problem-players
asked Aug 25 '15 at 6:33
rpg.stackexchange.com
8
votes
Characteristic classes for quaternionic bundles
algebraic-topology
vector-bundles
fiber-bundles
asked Jun 19 '14 at 5:35
math.stackexchange.com
8
votes
Is pursuing a second PhD in the same or related field a viable means of returning to academia after a decade in industry?
phd
career-path
industry
second-degree
time-off
asked Feb 4 '15 at 0:33
academia.stackexchange.com
6
votes
Integrality of the $L$-genus for a smooth manifold
algebraic-topology
characteristic-classes
asked Oct 29 '14 at 20:19
math.stackexchange.com
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Top Answers
111
Example of a very simple math statement in old literature which is (verbatim) a pain to understand
math.stackexchange.com
68
Is being good at mathematic contests necessary to pursue a career in mathematics or physics?
math.stackexchange.com
34
Can I recover a group by its homomorphisms?
math.stackexchange.com
33
Encyclopedia of mathematics (?)
math.stackexchange.com
25
Why do we (mostly) restrict ourselves to Latin and Greek symbols?
math.stackexchange.com
20
Finding a point with $f(x)=f'(x)$
math.stackexchange.com
19
Is every noninvertible matrix a zero divisor?
math.stackexchange.com
19
Can a 18 year old high school student publish a paper?
math.stackexchange.com
18
Past open problems with sudden and easy-to-understand solutions
math.stackexchange.com
16
Best Springer mathematics books
mathoverflow.net
16
Why do un-integrable functions exist?
math.stackexchange.com
15
Prove that there is a differentiable function $f: \mathbb{R} \to \mathbb{R}$ satisfying $[f(x)]^5+f(x)+x = 0$
math.stackexchange.com
15
What does a “half derivative” mean?
math.stackexchange.com
14
What is so special about Arnold's Trivium?
math.stackexchange.com
13
Proof of whitney's embedding theorem?
math.stackexchange.com
12
Is every commutative ring contained in a field?
math.stackexchange.com
12
Proof that a function is convex if and only if its epigraph is convex.
math.stackexchange.com
12
Why is/isn't the derivative of a differentiable function continuous?
math.stackexchange.com
12
If I have a $0.00048\%$ chance of dying every second, how to numerically calculate the chance I have of dying in a day?
math.stackexchange.com
11
The integral $\int_0^\infty e^{-t^2}dt$
math.stackexchange.com
10
What should I do if my advisor is forcing me to vote on a specific candidate in IEEE elections?
academia.stackexchange.com
10
Is $S^2\times S^2$ homeomorphic to $\mathbb{CP}^2\#\mathbb{CP}^2$?
math.stackexchange.com
10
How to deal with a Chaotic Evil player character as a player
rpg.stackexchange.com
10
$\text{rank}(AB^2)=\text{rank}(AB)$
math.stackexchange.com
10
Do people with average intelligence stand a chance making a tenure track math professorship at a research university?
math.stackexchange.com
10
$G$ is torsion-free $[G:Z(G)]$ is finite $\implies$ $G$ is abelian ?
math.stackexchange.com
10
Do there exist $n^2$ real coefficients such that all matrices in $\Bbb R^{n∗n}$ containing those coefficients are invertible?
math.stackexchange.com
9
How to prove that $ {\mathbf{GL}_{n}}(\mathbb{R}) $ is dense in $ {\mathbf{M}_{n}}(\mathbb{R}) $
math.stackexchange.com
9
Is the set $\{\big(x,\sin(1/x)\big):x\ne 0 \}$ connected in usual metric of $\mathbb R^2$?
math.stackexchange.com
9
Why isn't every element of the spectrum an eigenvalue? (Where is the error in my proof?)
math.stackexchange.com
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