Williamson type Hadamard matrices with circulant components

DOI10.1016/j.disc.2023.113615zbMath1522.05022OpenAlexW4385369210MaRDI QIDQ6080571

Patrick Fitzpatrick, Henry O'Keeffe

Publication date: 4 October 2023

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

Full work available at URL: https://doi.org/10.1016/j.disc.2023.113615

zbMATH Keywords

Hadamard matrixmatrix resultantorthogonal circulant matrixWilliamson conjecture

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Determinants, permanents, traces, other special matrix functions (15A15)

Cites Work

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• Progress on Olga Taussky-Todd's circulant problem
• Williamson matrices up to order 59
• On prime factors of determinants of circulant matrices
• A chain rule for the resultant of two polynomials
• Williamson matrices of order \(4n\) for \(n = 33, 35, 39\)
• Williamson matrices and a conjecture of Ito's
• Hadamard's determinant theorem and the sum of four squares
• Hadamard Matrices
• The Factorization of the Cyclotomic Polynomials mod p
• Resultants of Cyclotomic Polynomials
• Resultants of cyclotomic polynomials

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