2 papers
math.NT2024
On covering systems of polynomial rings over finite fields
Huixi Li, Biao Wang, Chunlin Wang +1
In 1950, ErdÅs posed a question known as the minimum modulus problem on covering systems for , which asked whether the minimum modulus of a covering system with distin…
math.NT2024
Expansions in completions of global function fields
Chunlin Wang
It is well known that any power series over a finite field represents a rational function if and only if its sequence of coefficients is ultimately periodic. The famous Christol's…