Permutation polynomials of degree 6 or 7 over finite fields of characteristic 2

被引:24
|
作者
Li, Jiyou [2 ]
Chandler, David B. [1 ]
Xiang, Qing [1 ]
机构
[1] Univ Delaware, Dept Math Sci, Newark, DE 19716 USA
[2] Shanghai Jiao Tong Univ, Dept Math, Shanghai 200240, Peoples R China
关键词
Finite field; Multinomial coefficient; Permutation polynomial; ELEMENTS;
D O I
10.1016/j.ffa.2010.07.001
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In Dickson (1896-1897) [2], the author listed all permutation polynomials up to degree 5 over an arbitrary finite field, and all permutation polynomials of degree 6 over finite fields of odd characteristic. The classification of degree 6 permutation polynomials over finite fields of characteristic 2 was left incomplete. In this paper we complete the classification of permutation polynomials of degree 6 over finite fields of characteristic 2. In addition, all permutation polynomials of degree 7 over finite fields of characteristic 2 are classified. (C) 2010 Elsevier Inc. All rights reserved.
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页码:406 / 419
页数:14
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