Mathematical Instantons in Characteristic Two

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Abstract

On P 3 , we show that mathematical instantons in characteristic two are unobstructed. We produce upper bounds for the dimension of the moduli space of stable rank two bundles on P 3  in characteristic two. In cases where there is a phenomenon of good reduction modulo two, these give similar results in characteristic zero. We also give an example of a nonreduced component of the moduli space in characteristic two.
Original languageAmerican English
JournalComposito Mathematica
Volume119
StatePublished - 1999

Disciplines

  • Physical Sciences and Mathematics

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