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arxiv: 0906.5389 · v1 · pith:MUZYAGFSnew · submitted 2009-06-30 · 🧮 math.CO

Comparison of two techniques for proving nonexistence of strongly regular graphs

classification 🧮 math.CO
keywords countinggraphsmethodregularstronglyclosedcomparisoneigenvalue
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We show that the method of counting closed walks in strongly regular graphs rules out no parameter sets other than those ruled out by the method of counting eigenvalue multiplicities.

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