Damian Sobota

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840 reputation
511
bio website im.pwr.wroc.pl/~sobota
location Wrocław, Poland
age 27
visits member for 2 years, 4 months
seen 10 hours ago
stats profile views 222

I am a PhD student of mathematics at the Wrocław University of Technology. I am mainly interested in interactions between general topology, set theory, measure theory and theory of Banach spaces.


26 Answers

newest activity votes
7
Give an example of a simply ordered set without the least upper bound property.
apr 11 at 22:39
7
If X is a random variable then so is |X|
may 22 '12 at 22:10
5
How to show $\Sigma_{\omega}^{0}$ (not ) exhaust the Borel sets?
feb 24 at 13:19
3
Is a continuous function in two variables necessarily equicontinuous in one variable?
may 5 at 20:54
3
If $X$ has the discrete topology then the Stone-Čech compactification is zero dimensional.
apr 14 at 1:01
3
Books on locally convex topological vector spaces
mar 16 at 10:58
3
A Good Book for Mathematical Probability Theory
mar 13 at 17:04
3
Relation between $T=0$ and $(Tx,x)=0$
feb 23 at 22:53
3
A question about the union of continuous images of X
feb 23 at 20:57
3
Does an uncountable discrete subspace of the reals exist?
nov 28 '11 at 12:47
2
Dual basis and annihilator problem
may 17 at 0:53
2
If $f$ a homeomorphism on $U$ and $V$, is it a homeomorphism on $U \cup V$?
apr 14 at 1:24
2
$L^p$ space, paralellogram law
mar 18 at 0:36
2
What is the name of this property?
nov 10 '11 at 0:42
2
Peano, simple induction
oct 19 '11 at 13:52
1
$f:[0,1]^2 \to \mathbb R^3$ be continuous. Prove there exists r=max {$\|f(x)\|: x \in [0,1]^2$}
apr 15 at 18:22
1
Measurable Functions - Constructing Examples
apr 12 at 0:54
1
Are these open sets?
mar 22 at 1:10
1
Path connected in the set of complex numbers
feb 23 at 22:07
1
Existence of a measure
jan 15 '12 at 18:50
1
Sufficient condition for a subset to be compact in a Hausdorff topological space
dec 6 '11 at 1:51
1
Questions about power sets and their ordering
nov 30 '11 at 3:42
1
Existence of a structure-preserving mapping between two spaces?
nov 25 '11 at 19:57
0
Isomorphism Subalgebra
may 17 at 15:49
0
Nowhere monotonic continuous function
apr 15 at 17:27
0
compactness and continuity in metric spaces
dec 12 '11 at 3:09