Tag Archives: Manin Mumford

The future is now; recap from Cetraro

I’ve just returned from the second Journal of Number Theory biennial conference in Italy. It’s always nice to get a chance to see slices of number theory one wouldn’t otherwise see at the conferences I usually go to (although this … Continue reading

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The Thick Diagonal

Suppose that F is an imaginary quadratic field. Suppose that \pi is a cuspidal automorphic form for \mathrm{GL}(2)/F of cohomological type, and let us suppose that it contributes to the cohomology group H^1(\Gamma,\mathbf{C}) for some congruence subgroup \Gamma of \mathrm{GL}_2(\mathcal{O}_F). … Continue reading

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