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Pulling back torsion line bundles to ideal classes
2012
Mathematical Research Letters
We prove results concerning the specialization of torsion line bundles on a variety V defined over Q to ideal classes of number fields. This gives a new general technique for constructing and counting number fields with large class group.
doi:10.4310/mrl.2012.v19.n6.a1
fatcat:2f3prdhz4jgohk5gdywnoagbfm