Self cup products and the theta characteristic torsor
Name
Poonen - self cup.pdf
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352.6 KB
Format
Adobe PDF
Checksum (MD5)
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Author(s)
Poonen, Bjorn
Rains, Eric
Date Issued
November 2011
Journal
Mathematical Research Letters
Publisher
International Press
Citation
Poonen, Bjorn, and Eric Rains. “Self cup products and the theta characteristic torsor.” Mathematical Research Letters 18, no. 6 (2011): 1305-1318.
Version
Author's final manuscript
Abstract
We give a general formula relating self cup products in cohomology to connecting maps in nonabelian cohomology, and apply it to obtain a formula for the self cup product associated to the Weil pairing.
MIT Department
Massachusetts Institute of Technology. Department of Mathematics
Terms of Use
Creative Commons Attribution-Noncommercial-Share Alike 3.0
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DOI of Published Version
https://doi.org/10.4310/MRL.2011.v18.n6.a18
