Abstract
We compute explicitly the A ∞-structure on the algebra \({{\rm Ext}^*(\mathcal{O}_C \oplus L, \mathcal{O}_C \oplus L)}\) , where L is a line bundle of degree 1 on an elliptic curve C. The answer involves higher derivatives of Eisenstein series.
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Communicated by N.A. Nekrasov
Supported in part by NSF grant.
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Polishchuk, A. A ∞-Algebra of an Elliptic Curve and Eisenstein Series. Commun. Math. Phys. 301, 709–722 (2011). https://doi.org/10.1007/s00220-010-1156-y
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DOI: https://doi.org/10.1007/s00220-010-1156-y