The Hosoya polynomial of distance-regular graphs
classification
🧮 math.CO
keywords
hosoyapolynomialdistance-regularformulagraphobtainarrayconsequence
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In this note we obtain an explicit formula for the Hosoya polynomial of any distance-regular graph in terms of its intersection array. As a consequence, we obtain a very simple formula for the Hosoya polynomial of any strongly regular graph.
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