ON THE FACTORIZATIONS OF CUBIC POLYNOMIALS WITH THE SAME DISCRIMINANT MODULO A PRIME

被引:1
|
作者
Klaska, Jiri [1 ]
Skula, Ladislav [1 ]
机构
[1] Brno Univ Technol, Inst Math, Fac Mech Engn, Tech 2, Brno 61669, Czech Republic
关键词
cubic polynomial; type of factorization; discriminant; INERTIA; LAW;
D O I
10.1515/ms-2017-0161
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Let D is an element of Z and let C-D be the set of all monic cubic polynomials with integer coefficients having a discriminant equal to D. In this paper, we devise a general method of establishing whether, for a prime p, all polynomials in C-D have the same type of factorization over the Galois field F-p. (C) 2018 Mathematical Institute Slovak Academy of Sciences.
引用
收藏
页码:987 / 1000
页数:14
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