Spectrum of free-form Sudoku graphs

DOI10.1515/math-2018-0125zbMath1407.05142arXiv1808.06375OpenAlexW2951195825WikidataQ128587219 ScholiaQ128587219MaRDI QIDQ1738271

Torsten Sander, Omar Alomari, Mohammad Abudayah

Publication date: 29 March 2019

Published in: Open Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1808.06375

zbMATH Keywords

eigenvectorsspectrumSudoku

Mathematics Subject Classification ID

Combinatorial aspects of block designs (05B05) Orthogonal arrays, Latin squares, Room squares (05B15) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Eigenvalues, singular values, and eigenvectors (15A18)

Related Items (2)

Sudoku pair Latin squares based on groups ⋮ A regional Kronecker product and multiple-pair Latin squares

Cites Work

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• Constructing ordered orthogonal arrays via sudoku
• An analogue of Ryser's Theorem for partial Sudoku squares
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