The adjoint of the nullwert map on Jacobi forms of lattice index


BOYLAN H.

Abhandlungen aus dem Mathematischen Seminar der Universitat Hamburg, 2024 (SCI-Expanded) identifier identifier

Özet

We state and prove a formula for the adjoint of the nullwert map from spaces of Jacobi cusp forms of lattice index to spaces of modular forms. Furthermore, we prove a nonvanishing result for the image of the adjoint of the nullwert map.