Distance-regular Graphs with b2=1 and An
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Makoto Araya; Akira Hiraki; Aleksandar JurisiΔ
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Article
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1997
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Elsevier Science
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English
β 234 KB
We show that a distance-regular graph of valency k ΟΎ 2 is antipodal , if b 2 Ο 1 . This answers Problem (i) on p . 182 of Brouwer , Cohen and Neumaier [4] .