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Dec
23
answered
Generalization of SylvesterGallai theorem
Dec
10
answered
How to calculate the infinite sum of this double series?
Dec
5
answered
Which natural numbers are a square minus a sum of two squares?
Nov
25
answered
short character sums averaged on the character
Nov
22
answered
A perfect $(n,k)$ shuffle function
Nov
10
answered
$\pm1$polynomials with a maximal nonreal root
Nov
8
answered
Computing certain integrals over highdimensional polyhedra
Nov
6
answered
Largest area of a compactly supported positive definite function
Oct
31
answered
Bound on sum of complex summands involving binomial coefficients
Oct
25
answered
Estimate of the sum Taylor's coefficients
Oct
25
answered
A lower bound on the $L^2$ norm of a Dirichlet polynomial
Oct
18
answered
Inequality for an integral involving $ \exp $, $ \sin $ and $ \cos $
Oct
16
answered
Prime divisors of the respectively minimal binomial coefficients
Sep
19
answered
Is there a von Kochtype theorem for the generalized Riemann hypothesis?
Sep
4
answered
Can a sum of roots of unity be an integer?
Sep
3
answered
Given a prime $p$ how many primes $\ell<p$ of a given quadratic character mod $p$?
Sep
2
answered
$L^2$ discrepancy bound for sequences in $[0,1)$
Aug
24
answered
Finding integer points on elliptic curves via divisibility conditions like $(a+b)^2 \mid (2b^3+6ab^21)$
Aug
20
answered
The Diophantine equation $x^p  4y^p = z^2$
Aug
15
answered
Lower bounds on the error term of the prime number theorem
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