Asterios Gkantzounis's user avatar
Asterios Gkantzounis's user avatar
Asterios Gkantzounis's user avatar
Asterios Gkantzounis
  • Member for 13 years, 3 months
  • Last seen more than 1 year ago
  • Αθήνα, Κεντρικός Τομέας Αθηνών, Ελλάδα
19 votes
2 answers
4k views

Is this a (well known) open problem?(infinitness and more on $anm \pm n\pm m$ )

19 votes
4 answers
2k views

Covering $\mathbb{N}$ with prime arithmetic progressions

12 votes
1 answer
732 views

Happy new semiprime after prime year!

11 votes
2 answers
979 views

Is the $n$-th prime $p_n$ expressible as the difference of coprime $A, B$ such that the set of prime divisors of $AB$ is $\{p_1, \dots, p_{n-1}\}$?

10 votes
2 answers
4k views

Binary representation of powers of 3

9 votes
3 answers
2k views

question in prime numbers

8 votes
1 answer
833 views

Total chromatic number and bipartite graphs

7 votes
2 answers
509 views

Algorithm for least distance of powers of integers

7 votes
2 answers
1k views

Lower bound of the number of relatively primes(each-other) in an interval

6 votes
2 answers
2k views

What is the shortest proof of the existence of a prime between $p$ and $p^2$ ? other examples? [closed]

6 votes
2 answers
2k views

Generalising Dirichlet's theorem in arithmetic progressions-prime combinatorics

5 votes
3 answers
612 views

Invariants on matrices

4 votes
1 answer
293 views

Ihara zeta and chromatic number of graphs

4 votes
1 answer
2k views

form of primes:prime plus a power of 2?

4 votes
5 answers
2k views

residue classes of primes, covering intervals and bounds on the different ways

3 votes
1 answer
176 views

Primes and ihara zeta function on graphs

2 votes
1 answer
1k views

Covering Systems of infinite sets of residue classes mod primes

1 vote
0 answers
417 views

Recursive algorithm for integration of complex functions

1 vote
0 answers
122 views

Sparse sets of numbers with the Goldbach property

-4 votes
1 answer
2k views

Is this equivalent to Goldbach's conjecture?