scientific article; zbMATH DE number 3428111

zbMath0272.50008MaRDI QIDQ5180007

P. W. H. Lemmens, J. J. Seidel

Publication date: 1973

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Matrix equations and identities (15A24) Real and complex geometry (51M99)

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