On permutation polynomials over finite fields

A polynomial f over a finite field F is called a permutation polynomial if the mapping F→F defined by f is one-to-one. In this paper we consider the problem of characterizing permutation polynomials; that is, we seek conditions on the coefficients of a polynomial which are necessary and sufficient f...

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Main Authors: R. A. Mollin, C. Small
Format: Article
Language:English
Published: Wiley 1987-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171287000644
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author R. A. Mollin
C. Small
author_facet R. A. Mollin
C. Small
author_sort R. A. Mollin
collection DOAJ
description A polynomial f over a finite field F is called a permutation polynomial if the mapping F→F defined by f is one-to-one. In this paper we consider the problem of characterizing permutation polynomials; that is, we seek conditions on the coefficients of a polynomial which are necessary and sufficient for it to represent a permutation. We also give some results bearing on a conjecture of Carlitz which says essentially that for any even integer m, the cardinality of finite fields admitting permutation polynomials of degree m is bounded.
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publishDate 1987-01-01
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series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-e0d499142d61437883aa0d29275ad2532025-02-03T01:11:15ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251987-01-0110353554310.1155/S0161171287000644On permutation polynomials over finite fieldsR. A. Mollin0C. Small1Department of Mathematics and Statistics, University of Calgary, Calgary, Alberta T2N 1N4, CanadaDepartment of Mathematics and Statistics, University of Calgary, Calgary, Alberta T2N 1N4, CanadaA polynomial f over a finite field F is called a permutation polynomial if the mapping F→F defined by f is one-to-one. In this paper we consider the problem of characterizing permutation polynomials; that is, we seek conditions on the coefficients of a polynomial which are necessary and sufficient for it to represent a permutation. We also give some results bearing on a conjecture of Carlitz which says essentially that for any even integer m, the cardinality of finite fields admitting permutation polynomials of degree m is bounded.http://dx.doi.org/10.1155/S0161171287000644polynomialsirreducibilityfactorizationdistribution of values.
spellingShingle R. A. Mollin
C. Small
On permutation polynomials over finite fields
International Journal of Mathematics and Mathematical Sciences
polynomials
irreducibility
factorization
distribution of values.
title On permutation polynomials over finite fields
title_full On permutation polynomials over finite fields
title_fullStr On permutation polynomials over finite fields
title_full_unstemmed On permutation polynomials over finite fields
title_short On permutation polynomials over finite fields
title_sort on permutation polynomials over finite fields
topic polynomials
irreducibility
factorization
distribution of values.
url http://dx.doi.org/10.1155/S0161171287000644
work_keys_str_mv AT ramollin onpermutationpolynomialsoverfinitefields
AT csmall onpermutationpolynomialsoverfinitefields