Coverings pairs by quintuples: The case v congruent to 3 (mod 4)
type: Item
instance of: scholarly article
title: Coverings pairs by quintuples: The case v congruent to 3 (mod 4)
zbMATH Open document ID: 0666.05023
DOI: 10.1016/0097-3165(88)90058-1
author: S. H. Smith
published in: Journal of Combinatorial Theory. Series A
publication date: 1988-01-01T00:00:00Z
review text: Let C(v) be the least number of quintuples in a v-set V with the property that each pair of distinct elements from V occurs in at least one quintuple. If \(v\equiv 3\) (mod 4), the authors show that \(C(v)=\lceil v\lceil (v-1)/4\rceil 5\rceil\) except for \(v=3,7,15\).
Mathematics Subject Classification ID: 05B40
zbMATH DE Number: 4089567
zbMATH Keywords: coverings
zbMATH Keywords: quintuple
reviewed by: R. G. Stanton
MaRDI profile type: Publication
full work available at URL: 0097-3165(88)90058-1
OpenAlex ID: W2045502636
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description: scientific article; zbMATH DE number 4089567