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Top Questions
49 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

14 votes

Mathematical research outside academia

soft-question advice career-development asked Aug 20 '16 at 20:59
math.stackexchange.com

12 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

9 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

9 votes

Dealing with character monopolizing game

problem-players asked Aug 25 '15 at 6:33
rpg.stackexchange.com

7 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

7 votes

Characteristic classes for quaternionic bundles

algebraic-topology vector-bundles fiber-bundles asked Jun 19 '14 at 5:35
math.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
103
Example of a very simple math statement in old literature which is (verbatim) a pain to understand
math.stackexchange.com

60
Is being good at mathematic contests necessary to pursue a career in mathematics or physics?
math.stackexchange.com

33
Encyclopedia of mathematics (?)
math.stackexchange.com

32
Can I recover a group by its homomorphisms?
math.stackexchange.com

24
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
Can a 18 year old high school student publish a paper?
math.stackexchange.com

17
Past open problems with sudden and easy-to-understand solutions
math.stackexchange.com

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

14
Is every noninvertible matrix a zero divisor?
math.stackexchange.com

12
Proof of whitney's embedding theorem?
math.stackexchange.com

12
What does a “half derivative” mean?
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

12
Is every commutative ring contained in a field?
math.stackexchange.com

11
What is so special about Arnold's Trivium?
math.stackexchange.com

11
The integral $\int_0^\infty e^{-t^2}dt$
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
Do there exist $n^2$ real coefficients such that all matrices in $\Bbb R^{n∗n}$ containing those coefficients are invertible?
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
$\text{rank}(AB^2)=\text{rank}(AB)$
math.stackexchange.com

10
$G$ is torsion-free $[G:Z(G)]$ is finite $\implies$ $G$ is abelian ?
math.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

9
Proof that a function is convex if and only if its epigraph is convex.
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

8
Proof: $\cos^p (\theta) \le \cos(p\theta)$
math.stackexchange.com

8
Are $C^\infty$ exotic spheres $C^k$ exotic?
math.stackexchange.com

8
prove that either $f=I_{\mathbb Z}$ is the identity function or $f(x)=0, \forall x \in \mathbb Z$.
math.stackexchange.com

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