Doubly regular tournaments are equivalent to skew Hadamard matrices
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Publication:2552139
DOI10.1016/0097-3165(72)90098-2zbMath0236.05109OpenAlexW2054884346WikidataQ56288971 ScholiaQ56288971MaRDI QIDQ2552139
Publication date: 1972
Published in: Journal of Combinatorial Theory. Series A (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/0097-3165(72)90098-2
Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Directed graphs (digraphs), tournaments (05C20)
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