English

Triple product integrals and Rankin-Selberg L-functions

Number Theory 2025-02-05 v2

Abstract

We prove a reciprocity formula that relates a spectral average of products of triple product integrals involving automorphic forms of weights 00 and 1/21/2 to the classical Rankin-Selberg integrals for automorphic forms of weight 00.

Keywords

Cite

@article{arxiv.2209.08913,
  title  = {Triple product integrals and Rankin-Selberg L-functions},
  author = {András Biró},
  journal= {arXiv preprint arXiv:2209.08913},
  year   = {2025}
}

Comments

Polished version, a discussion of the main result and a preliminary section on special functions are included. Results unchanged. The paper will be published in Functiones et Approximatio