Non-archimedean periods for log Calabi-Yau surfaces

Fuente: arXiv
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Autori principali: Karwa, Soham, Lai, Jonathan
Natura: Preprint
Pubblicazione: 2025
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author Karwa, Soham
Lai, Jonathan
author_facet Karwa, Soham
Lai, Jonathan
contents We prove the first instance of a conjecture by Kontsevich-Soibelman that the non-archimedean period map recovers the analytic periods in the case of log Calabi-Yau surfaces. In particular, we show that the K-affine structure, a natural enhancement of the singular integral affine structure on the essential skeleton, determines the isomorphism type of the log Calabi-Yau surface.
format Preprint
id arxiv_https___arxiv_org_abs_2506_01651
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Non-archimedean periods for log Calabi-Yau surfaces
Karwa, Soham
Lai, Jonathan
Algebraic Geometry
14J26, 14J10, 14G22, 14T90, 14C30
We prove the first instance of a conjecture by Kontsevich-Soibelman that the non-archimedean period map recovers the analytic periods in the case of log Calabi-Yau surfaces. In particular, we show that the K-affine structure, a natural enhancement of the singular integral affine structure on the essential skeleton, determines the isomorphism type of the log Calabi-Yau surface.
title Non-archimedean periods for log Calabi-Yau surfaces
topic Algebraic Geometry
14J26, 14J10, 14G22, 14T90, 14C30
url https://arxiv.org/abs/2506.01651