Local integral transforms and global spectral decomposition
arXiv:2404.10692 · doi:10.1007/s00039-025-00714-0
Abstract
We establish an explicit global spectral decomposition of shifted convolution sums and the second moment of automorphic -functions for Maass forms with explicit integral transforms as well as explicit inversion formulae over every local field.
Minor update, to appear in Geom. Funct. Anal. (GAFA)
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