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arxiv: 1809.02644 · v1 · pith:HQPVBK7Anew · submitted 2018-09-07 · 🧮 math.CO

Intriguing sets in distance regular graphs

classification 🧮 math.CO
keywords familyintriguingsetsconstructdistanceexamplesgraphgraphs
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We construct an infinite family of intriguing sets that are not tight in the Grassmann Graph of planes of PG$(n,q)$, $n\ge 5$ odd, and show that the members of the family are the smallest possible examples if $n\ge 9$ or $q\ge 25$.

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