On exploring always-connected temporal graphs of small pathwidth

Hans L. Bodlaender; Tom C. van der Zanden

doi:10.1016/j.ipl.2018.10.016

On exploring always-connected temporal graphs of small pathwidth

Hans L. Bodlaender^*
, Tom C. van der Zanden

^*Corresponding author for this work

Research output: Contribution to journal › Article › Academic › peer-review

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Abstract

We show that the TEMPORAL GRAPH EXPLORATION PROBLEM is NP-complete, even when the underlying graph has pathwidth 2 and at each time step, the current graph is connected. (C) 2018 Elsevier B.V. All rights reserved.

Original language	English
Pages (from-to)	68-71
Number of pages	4
Journal	Information Processing Letters
Volume	142
DOIs	https://doi.org/10.1016/j.ipl.2018.10.016
Publication status	Published - Feb 2019

Keywords

Graph algorithms
Computational complexity
Temporal graphs
Graph exploration
Pathwidth

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10.1016/j.ipl.2018.10.016

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title = "On exploring always-connected temporal graphs of small pathwidth",

abstract = "We show that the TEMPORAL GRAPH EXPLORATION PROBLEM is NP-complete, even when the underlying graph has pathwidth 2 and at each time step, the current graph is connected. (C) 2018 Elsevier B.V. All rights reserved.",

keywords = "Graph algorithms, Computational complexity, Temporal graphs, Graph exploration, Pathwidth",

author = "Bodlaender, \{Hans L.\} and \{van der Zanden\}, \{Tom C.\}",

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year = "2019",

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AB - We show that the TEMPORAL GRAPH EXPLORATION PROBLEM is NP-complete, even when the underlying graph has pathwidth 2 and at each time step, the current graph is connected. (C) 2018 Elsevier B.V. All rights reserved.

KW - Graph algorithms

KW - Computational complexity

KW - Temporal graphs

KW - Graph exploration

KW - Pathwidth

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DO - 10.1016/j.ipl.2018.10.016

M3 - Article

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JO - Information Processing Letters

JF - Information Processing Letters

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On exploring always-connected temporal graphs of small pathwidth

Abstract

Keywords

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