Hadamard matrices of order 764 exist


Two Hadamard matrices of order 764 of Goethals-Seidel type are constructed.

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Correspondence to Dragomir Ž. Đoković.

Additional information

The author was supported by an NSERC Discovery Grant.

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Đoković, D.Ž. Hadamard matrices of order 764 exist. Combinatorica 28, 487–489 (2008). https://doi.org/10.1007/s00493-008-2384-z

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Mathematics Subject Classification (2000)

  • 05B20
  • 05B30