Twice Q-polynomial distance-regular graphs are thin (Q1902962)
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scientific article; zbMATH DE number 823415
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Twice Q-polynomial distance-regular graphs are thin |
scientific article; zbMATH DE number 823415 |
Statements
Twice Q-polynomial distance-regular graphs are thin (English)
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25 November 1996
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The author shows that if a distance-regular graph \(\Gamma\) of diameter \(d\geq 3\) is \(Q\)-polynomial with respect to distinct eigenvalues, then \(\Gamma\) is thin in the sense of Terwilliger.
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\(Q\)-polynomial graph
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thin graph
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distance-regular graph
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