Abstract
This is an expository article on the adic tropicalization of algebraic varieties. We outline joint work with Sam Payne in which we put a topology and structure sheaf of local topological rings on the exploded tropicalization. The resulting object, which blends polyhedral data of the tropicalization with algebraic data of the associated initial degenerations, is called the adic tropicalization. It satisfies a theorem of the form “Huber analytification is the limit of all adic tropicalizations.” We explain this limit theorem in the present article, and illustrate connections between adic tropicalization and the curve complexes of O. Amini and M. Baker.
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Acknowledgements
The author would like to thank the Simons Foundation and the organizers of the Simons Symposium on non-Archimedean and Tropical Geometry for bringing together a fantastic group of researchers for an incredibly stimulating week of mathematics. Special thanks go to S. Payne, as this paper is a report on joint with him. The author thanks M. Baker, F. Baldassarri, W. Gubler, and D. Ranganathan for helpful remarks. Finally, the author thanks the reviewer for comments that greatly improved this paper.
The author is supported by NSF RTG grant DMS-0943832.
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Foster, T. (2016). Introduction to Adic Tropicalization. In: Baker, M., Payne, S. (eds) Nonarchimedean and Tropical Geometry. Simons Symposia. Springer, Cham. https://doi.org/10.1007/978-3-319-30945-3_10
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