Quasi-Jacobi forms, Appell–Lerch functions, and false theta functions as q-brackets of functions on partitions

Mathematische Annalen 2026 Open access

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Authors: Kathrin Bringmann, Jonas Kaszián, Jan‐Willem van Ittersum
DOI: 10.1007/s00208-026-03497-3
Cited by: 0

Abstract

Abstract We study certain algebras of theta-like functions on partitions, for which the corresponding generating functions give rise to theta functions, quasi-Jacobi forms, Appell–Lerch sums, and false theta functions.

Fields of Study & Subjects

Advanced Mathematical Identities Algebraic structures and combinatorial models Molecular spectroscopy and chirality

Publication details

Journal / source
Mathematische Annalen
Volume
395
Issue
4
Publication date
15 June 2026
Language
EN