Augmenting the Connectivity of Outerplanar Graphs

被引:5
|
作者
Garcia, A. [1 ]
Hurtado, F. [2 ]
Noy, M. [2 ]
Tejel, J. [1 ]
机构
[1] Univ Zaragoza, IUMA, Dep Metodos Estadist, E-50009 Zaragoza, Spain
[2] Univ Politecn Cataluna, Dept Matemat Aplicada 2, ES-08034 Barcelona, Spain
关键词
Graph augmentation; Outerplanar graph; AUGMENTATION PROBLEMS;
D O I
10.1007/s00453-008-9167-1
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
We provide an optimal algorithm for the problem of augmenting an outerplanar graph G by adding a minimum number of edges in such a way that the augmented graph G' is outerplanar and 2-connected. We also solve optimally the same problem when instead we require G' to be 2-edge-connected.
引用
收藏
页码:160 / 179
页数:20
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