Quasi-symmetric \(2\text{-}(31,7,7)\) designs and a revision of Hamada's conjecture
type: Item
instance of: scholarly article
title: Quasi-symmetric \(2\text{-}(31,7,7)\) designs and a revision of Hamada's conjecture
zbMATH Open document ID: 0647.05010
DOI: 10.1016/0097-3165(86)90009-9
author: Vladimir D. Tonchev
published in: Journal of Combinatorial Theory. Series A
publication date: 1986-01-01T00:00:00Z
Mathematics Subject Classification ID: 05B05
Mathematics Subject Classification ID: 94B25
Mathematics Subject Classification ID: 51E20
zbMATH DE Number: 4055626
zbMATH Keywords: doubly even (32,16) codes
zbMATH Keywords: nonisomorphic quasi-symmetric 2-(31,7,7) designs
zbMATH Keywords: quasi-symmetric 2-(45,9,8) design
zbMATH Keywords: doubly even (48,24)
Wikidata QID: Q123244800
MaRDI profile type: Publication
full work available at URL: 0097-3165(86)90009-9
OpenAlex ID: W2051658996
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description: scientific article; zbMATH DE number 4055626