Nomura algebras of nonsymmetric Hadamard models

Takuya Ikuta, Akihiro Munemasa

Research output: Contribution to journalArticlepeer-review


We show that the Nomura algebra of the nonsymmetric Hadamard model coincides with the Bose-Mesner algebra of the directed Hadamard graph.

Original languageEnglish
Pages (from-to)99-106
Number of pages8
JournalDesigns, Codes, and Cryptography
Issue number1-2
Publication statusPublished - 2012 Oct 1


  • Association scheme
  • Coherent configuration
  • Hadamard matrix
  • Nomura algebra
  • Spin model

ASJC Scopus subject areas

  • Computer Science Applications
  • Applied Mathematics

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