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On the Maximum Number of Edges in Chordal Graphs of Bounded Degree and Matching Number.

Authors :
Blair, Jean R. S.
Heggernes, Pinar
Lima, Paloma T.
Lokshtanov, Daniel
Source :
Algorithmica. Dec2022, Vol. 84 Issue 12, p3587-3602. 16p.
Publication Year :
2022

Abstract

We determine the maximum number of edges that a chordal graph G can have if its degree, Δ (G) , and its matching number, ν (G) , are bounded. To do so, we show that for every d , ν ∈ N , there exists a chordal graph G with Δ (G) < d and ν (G) < ν whose number of edges matches the upper bound, while having a simple structure: G is a disjoint union of cliques and stars. [ABSTRACT FROM AUTHOR]

Subjects

Subjects :
*BIPARTITE graphs

Details

Language :
English
ISSN :
01784617
Volume :
84
Issue :
12
Database :
Academic Search Index
Journal :
Algorithmica
Publication Type :
Academic Journal
Accession number :
160459303
Full Text :
https://doi.org/10.1007/s00453-022-00953-9