Mark Lewko's user avatar
Mark Lewko's user avatar
Mark Lewko's user avatar
Mark Lewko
  • Member for 14 years, 5 months
  • Last seen this week
3 votes
Accepted

Implications for large sums of roots of unity

1 vote
Accepted

Szemerédi–Trotter type theorem in finite field

4 votes
Accepted

A lower bound for the $L^1$ norm of real trigonometric polynomials

2 votes

Vanishing periodizations $\sum_{k \in \mathbb Z} f(t+ak)$ of a function $f$ for different values of $a$ implies $f=0$?

2 votes
Accepted

Why does failure of boundedness of this operator for $p<q$ implies its failure for $p>q^{\prime}$?

3 votes
Accepted

Known estimate for gaussian sum $\sum_{x \in \mathbb{F}_q} \psi( a x^m + b x^n)$?

6 votes

Schur's proof of Hilbert's inequality: streamlining?

4 votes

Prime plus square equals prime

9 votes
Accepted

Absolute values of two functions and absolute values of their Fourier transform coincides

2 votes

Heuristic lower bounds on small sums of roots of unity

4 votes
Accepted

$L_p$ norms of $0-1$ exponential sums

5 votes

Which great mathematicians were also historians of mathematics?

16 votes
Accepted

How many squares can be formed by using n points?

16 votes
Accepted

Goldbach conjecture and other problems in additive combinatorics

5 votes

Can one show combinatorially how $\operatorname{lcm}(1, \dotsc, n)$ grows?

6 votes

Integrals of products of fractional parts

11 votes
Accepted

Prime-like numbers that avoid Green-Tao?

0 votes

Strict inequality in decoupling inequality

8 votes

Why should it be hard to generalize Dvir's proof of the finite field Kakeya conjecture to the Euclidean case?

1 vote

Chaining tail bound for centered sub-Gaussian process?

5 votes
Accepted

Trick for the sum-product problem

7 votes
Accepted

For which sets $E\subset \mathbb{Z}_n$ is $\widehat{1(E)}$ nonzero everywhere?

43 votes

Jean Bourgain's relatively lesser known significant contributions

3 votes
Accepted

Szemerédi–Trotter type problem

6 votes
Accepted

Sum of number of divisors function

68 votes

The most outrageous (or ridiculous) conjectures in mathematics

6 votes

Fermat two square and Lagrange four square via Hardy-Littlewood circle method

8 votes

Two questions on Elias Stein paper (1976)

1 vote

Pointwise convergence of Fourier series, Fefferman's article

36 votes

What are some very important papers published in non-top journals?