Disconnected vertex sets and equidistant code pairs

zbMath0885.05083MaRDI QIDQ1378495

Willem H. Haemers

Publication date: 12 February 1998

Published in: The Electronic Journal of Combinatorics (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/119258

zbMATH Keywords

wordseigenvaluesHamming distancematrixHamming schemealphabetassiciation schemedisconnected setsequidistant code pair

Mathematics Subject Classification ID

Association schemes, strongly regular graphs (05E30) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50)

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Two extremal problems on intersecting families ⋮ Cross-intersecting Erdős-Ko-Rado sets in finite classical polar spaces ⋮ Bicliques and eigenvalues

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