Abstract
Let E be a modular elliptic curve over a totally real number field F. We prove the weak exceptional zero conjecture which links a (higher) derivative of the p-adic L-function attached to E to certain p-adic periods attached to the corresponding Hilbert modular form at the places above p where E has split multiplicative reduction. Under some mild restrictions on p and the conductor of E we deduce the exceptional zero conjecture in the strong form (i.e. where the automorphic p-adic periods are replaced by the \(\mathcal {L}\)-invariants of E defined in terms of Tate periods) from a special case proved earlier by Mok. Crucial for our method is a new construction of the p-adic L-function of E in terms of local data.
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Notes
In principle our construction is related to Manin’s [19]. However in our set-up the measure μ π is build in a simple manner from local distributions \(\mu_{\pi_{v}}\) at each place v of F.
Due to V. Paskunas.
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Acknowledgements
I thank Vytautas Paskunas for several helpful conversations and Kumar Murty for providing me with the reference [12]. I am grateful to H. Deppe, L. Gehrmann, S. Molina and M. Seveso for useful comments on an earlier draft. Also the referee suggested several useful improvements.
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Spieß, M. On special zeros of p-adic L-functions of Hilbert modular forms. Invent. math. 196, 69–138 (2014). https://doi.org/10.1007/s00222-013-0465-0
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DOI: https://doi.org/10.1007/s00222-013-0465-0