Hadamard 2-(63,31,15) designs invariant under the dihedral group of order 10

DOI10.1016/j.disc.2008.02.001zbMath1193.05051OpenAlexW2068897149MaRDI QIDQ1024441

Svetlana Topalova, Zlatka Mateva

Publication date: 17 June 2009

Published in: Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.disc.2008.02.001

zbMATH Keywords

classificationautomorphismHadamard matrixHadamard designline spread

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Finite automorphism groups of algebraic, geometric, or combinatorial structures (20B25) Other designs, configurations (05B30)

Related Items (1)

Line spreads of PG(5, 2)

Cites Work

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• Maximal arc partitions of designs
• On the p-rank of the incidence matrix of a balanced or partially balanced incomplete block design and its applications to error correcting codes
• New Hadamard matrix of order 24
• On affine designs and Hadamard designs with line spreads
• Hadamard matrices of order 28 with automorphisms of order 7
• Hadamard matrices of order 28 with automorphism groups of order two
• Quasi-symmetric \(2\text{-}(31,7,7)\) designs and a revision of Hamada's conjecture
• Classification of 3-(24, 12, 5) designs and 24-dimensional Hadamard matrices
• On the line structure of designs
• Hadamard equivalence via graph isomorphism
• On Hadamard groups
• Classification of Hadamard matrices of order 28
• Symmetric \((4,4)\)-nets and generalized Hadamard matrices over groups of order 4
• Bounds on the number of affine, symmetric, and Hadamard designs and matrices
• Classification of Hadamard matrices of order 44 with automorphisms of order 7
• On good matrices, skew Hadamard matrices and optimal designs
• Classification of Hadamard matrices of order 24 and 28
• Regular two-graphs on 36 vertices
• Hadamard ideals and Hadamard matrices with two circulant cores
• Automorphisms of symmetric balanced incomplete block designs
• Bounds on the number of Hadamard designs of even order
• Hadamard matrices of order 36 with automorphisms of order 17
• Weaving hadamard matrices with maximum excess and classes with small excess
• A survey of the automorphism groups of block designs

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