A discrete Lefschetz formula
classification
🧮 math.NT
keywords
formulalefschetzapplicationbasscertainconstantdimensionsdiscrete
read the original abstract
A Lefschetz formula is given that relates loops in a regular finite graph to traces of a certain representation. As an application the poles of the Ihara/Bass zeta function are expressed as dimensions of global section spaces of locally constant sheaves.
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