Covering symmetric supermodular functions by graphs

被引：0

作者：

András A. Benczúr

András Frank

机构：

[1] Computer and Automation Institute,

[2] Hungarian Academy of Sciences,undefined

[3] and Department of Operations Research,undefined

[4] Eötvös University,undefined

[5] Budapest,undefined

[6] e-mail: benczur@cs.elte.hu,undefined

[7] Department of Operations Research,undefined

[8] Eötvös University,undefined

[9] Rákóczi út 5,undefined

[10] Budapest,undefined

[11] Hungary,undefined

[12] H-1088 and Ericsson Traffic Laboratory,undefined

[13] Laborc u.1. Budapest,undefined

[14] Hungary,undefined

[15] H-1037,undefined

[16] e-mail: frank@cs.elte.hu,undefined

来源：

Mathematical Programming | 1999年 / 84卷

关键词：

Mathematics Subject Classification (1991): 05C70, 90C27;

D O I：

暂无

中图分类号：

学科分类号：

摘要：

The minimum number of edges of an undirected graph covering a symmetric, supermodular set-function is determined. As a special case, we derive an extension of a theorem of J. Bang-Jensen and B. Jackson on hypergraph connectivity augmentation.

引用

页码：483 / 503

页数：20

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