On the non-existence of $srg(76,21,2,7)$

Ibrahim O. Sarumi; Monther R. Alfuraidan; Sergey Shpectorov

arxiv: 1706.07320 · v1 · pith:YDDTH6YCnew · submitted 2017-06-22 · 🧮 math.CO

On the non-existence of srg(76,21,2,7)

Monther R. Alfuraidan , Ibrahim O. Sarumi , Sergey Shpectorov This is my paper

classification 🧮 math.CO

keywords graphnon-existenceparametersproofregularrepresentationstronglyunit

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We present a new non-existence proof for the strongly regular graph $G$ with parameters $(76,21,2,7)$, using the unit vector representation of the graph.

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On the non-existence of srg(76,21,2,7)

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