Calabi-Yau Manifolds Over Finite Fields, II

We study zeta-functions for a one parameter family of quintic threefolds defined over finite fields and for their mirror manifolds and comment on their structure. The zeta-function for the quintic family involves factors that correspond to a certain pair of genus 4 Riemann curves. The appearance of...

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Հիմնական հեղինակներ: Candelas, P, Ossa, X, Rodriguez-Villegas, F
Ձևաչափ: Journal article
Հրապարակվել է: 2004
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author Candelas, P
Ossa, X
Rodriguez-Villegas, F
author_facet Candelas, P
Ossa, X
Rodriguez-Villegas, F
author_sort Candelas, P
collection OXFORD
description We study zeta-functions for a one parameter family of quintic threefolds defined over finite fields and for their mirror manifolds and comment on their structure. The zeta-function for the quintic family involves factors that correspond to a certain pair of genus 4 Riemann curves. The appearance of these factors is intriguing since we have been unable to `see' these curves in the geometry of the quintic. Having these zeta-functions to hand we are led to comment on their form in the light of mirror symmetry. That some residue of mirror symmetry survives into the zeta-functions is suggested by an application of the Weil conjectures to Calabi-Yau threefolds: the zeta-functions are rational functions and the degrees of the numerators and denominators are exchanged between the zeta-functions for the manifold and its mirror. It is clear nevertheless that the zeta-function, as classically defined, makes an essential distinction between Kahler parameters and the coefficients of the defining polynomial. It is an interesting question whether there is a `quantum modification' of the zeta-function that restores the symmetry between the Kahler and complex structure parameters. We note that the zeta-function seems to manifest an arithmetic analogue of the large complex structure limit which involves 5-adic expansion.
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spelling oxford-uuid:d66a11dc-db0b-420b-9ec5-23ea437b01e62022-03-27T08:33:16ZCalabi-Yau Manifolds Over Finite Fields, IIJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:d66a11dc-db0b-420b-9ec5-23ea437b01e6Symplectic Elements at Oxford2004Candelas, POssa, XRodriguez-Villegas, FWe study zeta-functions for a one parameter family of quintic threefolds defined over finite fields and for their mirror manifolds and comment on their structure. The zeta-function for the quintic family involves factors that correspond to a certain pair of genus 4 Riemann curves. The appearance of these factors is intriguing since we have been unable to `see' these curves in the geometry of the quintic. Having these zeta-functions to hand we are led to comment on their form in the light of mirror symmetry. That some residue of mirror symmetry survives into the zeta-functions is suggested by an application of the Weil conjectures to Calabi-Yau threefolds: the zeta-functions are rational functions and the degrees of the numerators and denominators are exchanged between the zeta-functions for the manifold and its mirror. It is clear nevertheless that the zeta-function, as classically defined, makes an essential distinction between Kahler parameters and the coefficients of the defining polynomial. It is an interesting question whether there is a `quantum modification' of the zeta-function that restores the symmetry between the Kahler and complex structure parameters. We note that the zeta-function seems to manifest an arithmetic analogue of the large complex structure limit which involves 5-adic expansion.
spellingShingle Candelas, P
Ossa, X
Rodriguez-Villegas, F
Calabi-Yau Manifolds Over Finite Fields, II
title Calabi-Yau Manifolds Over Finite Fields, II
title_full Calabi-Yau Manifolds Over Finite Fields, II
title_fullStr Calabi-Yau Manifolds Over Finite Fields, II
title_full_unstemmed Calabi-Yau Manifolds Over Finite Fields, II
title_short Calabi-Yau Manifolds Over Finite Fields, II
title_sort calabi yau manifolds over finite fields ii
work_keys_str_mv AT candelasp calabiyaumanifoldsoverfinitefieldsii
AT ossax calabiyaumanifoldsoverfinitefieldsii
AT rodriguezvillegasf calabiyaumanifoldsoverfinitefieldsii