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Electronic Notes in Discrete Mathematics
Article . 2005 . Peer-reviewed
License: Elsevier TDM
Data sources: Crossref
DBLP
Article . 2020
Data sources: DBLP
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Connected Graph Searching in Outerplanar Graphs

Authors: Fedor V. Fomin; Dimitrios M. Thilikos; Ioan Todinca;

Connected Graph Searching in Outerplanar Graphs

Abstract

Search games are a powerfull tool for studying various connectivity parameters of graphs. In the classical search game, we consider an undirected graph G = (V, E) whose edges are initially contaminated. A set of searchers try to clean the graph. At the beginning the graph contains no searchers. At each step of the game, a searcher can be placed on an arbitrary vertex of the graph or, if the searcher is already on a vertex v it can slide through an edge e incident to v. In the former case the edge e is cleaned by the searcher. If, for some clean edge e, there is a path from e to a contaminated edge such that no searcher separates the two edges on the path, then e becomes recontaminated. The search number s(G) of G is the minimum number of searchers required to clean all the edges of G. The search number differs by at most one from another well-known graph parameter, namely the pathwidth. The treewidth, the branchwidth and several parameters of the same flavour can be defined by versions of the search game. In this paper we consider a variant of the search game introduced by Barriere et al. [1], called connected search. It requires that, at each step of the search game,

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
16
Average
Top 10%
Top 10%
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