Bollobás‐Erdős‐Tuza Conjecture for Graphs With No Induced Ks,t

ABSTRACT A widely open conjecture proposed by Bollobás, Erdős, and Tuza in the early 1990s states that for any ‐vertex graph , if the independence number , then there is a subset with such that intersects all maximum independent sets of . In this study, we prove that this conjecture holds for graphs that do not contain an induced for fixed . Our proof leverages the probabilistic method at an appropriate juncture.

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Publication Details

Journal
Journal of Graph Theory
Published
2025-03-30
DOI
https://doi.org/10.1002/jgt.23246
Primary Topic
Limits and Structures in Graph Theory
Type
article
Field-Weighted Citation Impact
0.00

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article

Bollobás‐Erdős‐Tuza Conjecture for Graphs With No Induced Ks,t

Xinbu Cheng, Zixiang Xu
Journal of Graph Theory
Limits and Structures in Graph Theory
article

Bollobás‐Erdős‐Tuza Conjecture for Graphs With No Induced Ks,t

Xinbu Cheng, Zixiang Xu
article en

Abstract

ABSTRACT A widely open conjecture proposed by Bollobás, Erdős, and Tuza in the early 1990s states that for any ‐vertex graph , if the independence number , then there is a subset with such that intersects all maximum independent sets of . In this study, we prove that this conjecture holds for graphs that do not contain an induced for fixed . Our proof leverages the probabilistic method at an appropriate juncture.

Journal of Graph TheoryVol. 109(4)
Beijing Normal University (CN), Institute for Basic Science (KR)
Institute for Basic Science
Openalex Percentile: Top 90%
Limits and Structures in Graph Theory
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