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Algorithmica

, 56:160 | Cite as

Augmenting the Connectivity of Outerplanar Graphs

  • A. García
  • F. Hurtado
  • M. Noy
  • J. Tejel
Article

Abstract

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.

Keywords

Graph augmentation Outerplanar graph 

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Copyright information

© Springer Science+Business Media, LLC 2008

Authors and Affiliations

  1. 1.Dep. Métodos Estadísticos, IUMAUniversidad de ZaragozaZaragozaSpain
  2. 2.Departament de Matemàtica Aplicada IIUniversitat Politècnica de CatalunyaBarcelonaSpain

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