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2008

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On triangle-free distance-regular graphs with an eigenvalue multiplicity equal to the valency

15 years 3 months ago

Let be a triangle-free distance-regular graph with diameter d 3, valency k 3 and intersection number a2 = 0. Assume has an eigenvalue with multiplicity k. We show that if for ...

Kris Coolsaet, Aleksandar Jurisic, Jack H. Koolen

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