Abstract | ||
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A seagull in a graph is an induced three-vertex path. When does a graph G have k pairwise vertex-disjoint seagulls? This is NP-complete in general, but for graphs with no stable set of size three we give a complete solution. This case is of special interest because of a connection with Hadwiger’s conjecture which was the motivation for this research; and we deduce a unification and strengthening of two theorems of Blasiak [2] concerned with Hadwiger’s conjecture. |
Year | DOI | Venue |
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2012 | 10.1007/s00493-012-2594-2 | Combinatorica |
DocType | Volume | Issue |
Journal | 32 | 3 |
ISSN | Citations | PageRank |
1439-6912 | 0 | 0.34 |
References | Authors | |
2 | 2 |
Name | Order | Citations | PageRank |
---|---|---|---|
Maria Chudnovsky | 1 | 390 | 46.13 |
Paul D. Seymour | 2 | 2786 | 314.49 |