Abstract
We consider certain perfect complexes of adic sheaves on varieties over finite fields that take values in modules over noncommutative rings Λ. To each such complex we associate an L-function living in the first \(\mathop{\text{K}}\nolimits\)-group of the power series ring over Λ. We then show that these L-functions satisfy a suitably generalised multiplicative Grothendieck trace formula.
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Acknowledgements
The author would like to thank Annette Huber and Alexander Schmidt for their encouragement and for valuable discussions. He also thanks the anonymous referee for various corrections.
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Witte, M. (2014). Noncommutative L-Functions for Varieties over Finite Fields. In: Bouganis, T., Venjakob, O. (eds) Iwasawa Theory 2012. Contributions in Mathematical and Computational Sciences, vol 7. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-55245-8_15
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DOI: https://doi.org/10.1007/978-3-642-55245-8_15
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