Article ID Journal Published Year Pages File Type
4594468 Journal of Number Theory 2011 10 Pages PDF
Abstract

Given a prime p, we let δx=(x−xp)/p be the Fermat quotient operator over Zp. We prove that a function f:Zp→Zp is analytic if, and only if, there exists m such that f can be represented as f(x)=F(x,δx,…,δmx), where F is a restricted power series with Zp-coefficients in m+1 variables.

Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory