Article ID Journal Published Year Pages File Type
4582665 Finite Fields and Their Applications 2016 9 Pages PDF
Abstract

Given a permutation polynomial of a large finite field, finding its inverse is usually a hard problem. Based on a piecewise interpolation formula, we construct the inverses of cyclotomic mapping permutation polynomials of arbitrary finite fields.

Keywords
Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
Preview
Piecewise constructions of inverses of cyclotomic mapping permutation polynomials
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