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A new construction for Hadamard matrices of orders \(8t+4\) - MaRDI portal

A new construction for Hadamard matrices of orders \(8t+4\) (Q1080856)

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scientific article; zbMATH DE number 3968602
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A new construction for Hadamard matrices of orders \(8t+4\)
scientific article; zbMATH DE number 3968602

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    A new construction for Hadamard matrices of orders \(8t+4\) (English)
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    1985
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    The new construction of Hadamard matrices of order \(8t+4\) is presented. The method is based on the construction of the ''Hall set''. The author gives the examples of construction of \(H(8t+4)\) for \(t=3,4\) using ''Hall set''. There are constructed 15 matrices H(28). The problem of inequivalence of these 15 matrices is unsolved.
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    construction
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    Hadamard matrices
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    Hall set
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