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mezhang
Bremen, Germany
Age: 21
Undergraduate student in Mathematics.
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Top Questions
12
votes
A non-compact topological space where every continuous real map attains max and min
general-topology
analysis
asked Apr 2 at 12:28
math.stackexchange.com
11
votes
Show determinant of matrix is non-zero
homework
linear-algebra
determinant
asked Mar 11 at 22:46
math.stackexchange.com
11
votes
I want to convert, but I have family issue
convert
asked May 5 at 11:04
islam.stackexchange.com
9
votes
Are $(\mathbb{R},+)$ and $(\mathbb{C},+)$ isomorphic as additive groups?
group-theory
abelian-groups
asked Feb 13 at 22:51
math.stackexchange.com
8
votes
Good metric on $C^k(0,1)$ and $C^\infty(0,1)$
real-analysis
general-topology
metric-spaces
asked Jan 30 at 12:33
math.stackexchange.com
8
votes
Delta in continuity
real-analysis
metric-spaces
asked Feb 8 at 16:28
math.stackexchange.com
8
votes
$\lim\limits_{n\to\infty} \frac{n}{\sqrt[n]{n!}} =e$
sequences-and-series
analysis
limit
asked Mar 5 at 22:20
math.stackexchange.com
7
votes
Convergence/Divergence of infinite product
real-analysis
sequences-and-series
analysis
infinite-product
asked Mar 8 at 12:31
math.stackexchange.com
5
votes
Interesting tea-time problem
discrete-mathematics
arithmetic
asked Feb 5 at 18:04
math.stackexchange.com
4
votes
Second order linear homogeneous ODE with constant coefficients
homework
differential-equations
asked Mar 29 at 20:27
math.stackexchange.com
Top Answers
8
Why can't the Bolzano-Weierstrass theorem be proved for open intervals?
math.stackexchange.com
7
How to find the probability of one die roll being higher than a second die roll?
math.stackexchange.com
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