Skew-Hadamard matrices of orders 188 and 388 exist

zbMath1157.05308arXiv0704.0640MaRDI QIDQ3617861

Dragomir Ž. Djoković

Publication date: 31 March 2009

Full work available at URL: https://arxiv.org/abs/0704.0640

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Combinatorial aspects of difference sets (number-theoretic, group-theoretic, etc.) (05B10)

Related Items (8)

A class of cyclic \((v; k_{1}, k_{2}, k_{3}; \lambda)\) difference families with \(v \equiv 3\, (\text{mod}\, 4)\) a prime ⋮ Inner Product Vectors for Skew-Hadamard Matrices ⋮ The codegree threshold of \(K_4^-\) ⋮ Classification of skew‐Hadamard matrices of order 32 and association schemes of order 31 ⋮ On skew-Hadamard matrices ⋮ The SAT+CAS method for combinatorial search with applications to best matrices ⋮ A new family of amicable Hadamard matrices ⋮ Structured Hadamard Conjecture

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