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A holomorphic (2, 2)-Theorem for Abelian varieties of CM-type

Fritz Hörmann

Source record

Source: arXiv

Published: Aug 31, 2026

arXiv: 2609.00269

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Source abstract

For complex tori with algebraic normalized period matrix, in particular for Abelian varieties of CM-type, the map from the second cohomology group of the analytic sheaf of the second Milnor K-groups to the rational cohomology classes of Hodge type (2,2) is surjective (up to denominators).

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A holomorphic (2, 2)-Theorem for Abelian varieties of CM-type — Mathematical Frontier Network