The non-archimedean SYZ fibration
Name
1802.00287.pdf
Description
Accepted version
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250.54 KB
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1284fa78e468527a3ba2a562c2c11437
Author(s) • •
Nicaise, Johannes
Xu, Chenyang
Yu, Tony Yue
Date Issued
2019
Journal
Compositio Mathematica
Publisher
Wiley
Version
Author's final manuscript
Abstract
© 2019 The Authors. We construct non-archimedean SYZ (Strominger-Yau-Zaslow) fibrations for maximally degenerate Calabi-Yau varieties, and we show that they are affinoid torus fibrations away from a codimension-two subset of the base. This confirms a prediction by Kontsevich and Soibelman. We also give an explicit description of the induced integral affine structure on the base of the SYZ fibration. Our main technical tool is a study of the structure of minimal dlt (divisorially log terminal) models along one-dimensional strata.
MIT Department
Massachusetts Institute of Technology. Department of Mathematics
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Creative Commons Attribution-Noncommercial-Share Alike
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DOI of Published Version
https://doi.org/10.1112/S0010437X19007152