Article ID Journal Published Year Pages File Type
6415423 Journal of Number Theory 2015 10 Pages PDF
Abstract

Let f=ax+x3q−2∈Fq2[x], where a∈Fq2⁎. We prove that f is a permutation polynomial of Fq2 if and only if one of the following occurs: (i) q=2e, e odd, and aq+13 is a primitive 3rd root of unity. (ii) (q,a) belongs to a finite set which is determined in the paper.

Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
Authors
, ,