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Ihara zeta functions of digraphs |
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| Authors: | Matthew D Horton |
| Institution: | Department of Mathematics, Wellesley College, Wellesley, MA 02481, United States |
| Abstract: | After defining and exploring some of the properties of Ihara zeta functions of digraphs, we improve upon Kotani and Sunada’s bounds on the poles of Ihara zeta functions of undirected graphs by considering digraphs whose adjacency matrices are directed edge matrices. |
| Keywords: | 05C50 14G10 05C20 |
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