Skip to content

Erdős problem 257

Let ANA\subseteq\mathbb{N} be an infinite set. Is nA12n1 \sum_{n\in A} \frac{1}{2^n - 1} irrational?
Retained from Formal Conjectures · not edited here
Formal statements
1 open · 1 solved · 1 textbook
Erdős Problems says
open
Decision here
No current contribution
Checks
0 checks · 3 formal

Current Result

Accepted in Vela Mathematics Program

Current Result

No result has been accepted here yet.

Type
Evidence
0 artifacts
Decision
None
Reviewed
No date retained

Search problems.science

Find a Problem, Result, source, or page