Partitioning the bases of the union of matroids

被引:0
|
作者
Csehi, Csongor Gy. [1 ]
Recski, Andras [1 ]
机构
[1] Budapest Univ Technol & Econ, Dept Comp Sci & Informat Theory, Muegyet Rkp 3-9, H-1521 Budapest, Hungary
基金
匈牙利科学研究基金会;
关键词
Matroid theory; Union of matroids;
D O I
10.1016/j.disc.2016.12.011
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Let B = (Ui=1Bi)-Bi-n be a partition of base B in the union (or sum) of n matroids into independent sets Bi of Mi. We prove that every other base B' has such a partition where B-i and B-i' span the same set in Mi for i = 1, 2,..., n. (C) 2016 Elsevier B.V. All rights reserved.
引用
收藏
页码:691 / 694
页数:4
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