Dennis Gulko

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10,310 reputation
1233
bio website math.bgu.ac.il/~gulkod
location Beersheba, Israel
age 26
visits member for 2 years, 4 months
seen 7 mins ago
stats profile views 1,424

I'm a Ph.D. student at Ben-Gurion University of the Negev, Beer-Sheva, Israel.
My research interests include algebraic groups in general and linear groups in particular, representations of groups - in particular highly and sharply transitive representations.


359 Answers

newest activity votes
18
If $f\circ g$ is continuous and $g$ is continuous what about $f$?
may 16 '12 at 22:11
16
Calculate:$\displaystyle \int 5^{x+1}e^{2x-1}dx$
mar 25 at 7:43
15
Divisibility of 9 and $(n-1)^3 + n^3 + (n+1)^3$
may 8 '11 at 9:43
11
Non-negative integral solutions of $X_1+X_2+X_3+X_4<n$
apr 22 '11 at 12:29
9
How to evaluate $\int\limits^1_0 \sqrt{1+\frac{1}{x}}\, \text{d}x$
may 28 '12 at 12:45
8
Is this subset a subspace?
sep 21 at 5:58
8
Holomorphism of $f$ and $f^n$
aug 16 at 11:03
7
How to find the closed form formula for this recurrence relation
jun 6 '12 at 14:40
7
Inverse of the function $f(x) = e^x + \arctan(x) = y$
feb 25 '12 at 12:03
7
Eigenvalues of $A^*A$
may 2 '11 at 23:10
6
Determine the number of digits in $(2^{120})(5^{125})$.
may 26 at 14:47
6
finding the real values of $x$ such that : $x=\sqrt{2+\sqrt{2-\sqrt{2+x}}}$
mar 19 at 13:24
6
Evaluate $12^{23} \pmod {73}$
mar 10 at 10:08
6
To check whether $\mathrm{rank}(A)$ = $\mathrm{trace} (A)$
dec 10 at 9:09
6
What does $m\mathbb Z/n\mathbb Z$ look like?
dec 1 at 9:22
6
What does $s^t$ mean in group theory?
nov 26 at 15:47
6
Find the square root
jun 9 '12 at 11:39
6
How is the angle between 2 vectors in more than 3 dimensions defined?
jul 23 '11 at 13:22
6
number of combinations without repetition with limited supply
jul 18 '11 at 11:48
6
A question about binomial-coefficients
may 15 '11 at 12:37
6
Recurrence relation (linear, second-order, constant coefficients)
may 5 '11 at 10:58
5
Proving an entire function is bounded
apr 21 at 6:32
5
Laplace transform of $x^a$
dec 17 at 19:05
5
Are there infinitely many $A\in \mathbb{C}^{2 \times 2}$ satisfying $A^3 = A$?
nov 23 at 13:40
5
Prove that polynomial doesn't have integer zeroes
nov 19 at 19:31
5
Example that $\int |f(x)| dx=\infty$ but $\int |f(x)|^2 dx <\infty$
nov 1 at 13:11
5
Can I use this as a proof?
oct 14 at 6:10
5
Probability of getting some kinds of balls
sep 8 at 15:27
5
$PGL_2(q)$ acts on $\Omega$ $3-$transitively?
jun 20 '12 at 17:29
5
Is $K=K∩G_\alpha N=G_\alpha$ an error in this context?
jun 19 '12 at 7:29
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