Williamson matrices of order \(4n\) for \(n = 33, 35, 39\)

DOI10.1016/0012-365X(93)90495-FzbMath0771.05024OpenAlexW2061326460MaRDI QIDQ1801705

Dragomir Ž. Djoković

Publication date: 20 June 1993

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

Full work available at URL: https://doi.org/10.1016/0012-365x(93)90495-f

zbMATH Keywords

Williamson matrices

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20)

Related Items (14)

Combining SAT solvers with computer algebra systems to verify combinatorial conjectures ⋮ On Good Matrices and Skew Hadamard Matrices ⋮ Inner Product Vectors for Skew-Hadamard Matrices ⋮ On the density of the set of known Hadamard orders ⋮ Geometric search for Hadamard matrices ⋮ Williamson type Hadamard matrices with circulant components ⋮ Turyn type Williamson matrices up to order 99 ⋮ An infinite family of Goethals-Seidel arrays ⋮ Construction of relative difference sets and Hadamard groups ⋮ Williamson matrices up to order 59 ⋮ Unnamed Item ⋮ Applying computer algebra systems with SAT solvers to the Williamson conjecture ⋮ MathCheck2: A SAT+CAS Verifier for Combinatorial Conjectures ⋮ On Hadamard groups. IV

Cites Work

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• Williamson Hadamard matrices and Gauss sums
• Hadamard matrices of the Williamson type of order 4\(\cdot m\), \(m=p\cdot q\) an exhaustive search for \(m=33\)
• On the Williamson type j matrices of orders \(4\cdot 29\), \(4\cdot 41\), and \(4\cdot 37\)
• Williamson matrices of orders \(4 \cdot 29\) and \(4 \cdot 31\)
• An infinite class of Williamson matrices
• An infinite family of Hadamard matrices of Williamson type
• Hadamard Matrices of the Williamson Type

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