Numerical semigroups that can be expressed as an intersection of symmetric numerical semigroups

被引:55
作者
Rosales, JC [1 ]
Branco, MB
机构
[1] Univ Granada, Dept Algebra, E-18071 Granada, Spain
[2] Univ Evora, Dept Matemat, P-7000 Evora, Portugal
关键词
D O I
10.1016/S0022-4049(01)00128-1
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We study those numerical semigroups that are intersections of symmetric numerical semigroups and we construct an algorithm to find this decomposition. These semigroups are characterized from their pseudo-Frobenius numbers. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:303 / 314
页数:12
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