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19942022
most citedModular invariance of trace functions in orbifold theory

470 citations · 1.3k across the 62 of their papers we have counts for

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math.NT2021

Decompositions of index one Jacobi forms into characters and formulas for mock modular forms

Matthew Krauel, Geoffrey Mason, Michael Tuite +1

It is shown that every weak Jacobi form of weight zero and index one on a congruence subgroup of the full Jacobi group can be decomposed into superconformal characters. Addit…

math.NT2018

Constructions of vector-valued modular forms of rank four and level one

Cameron Franc, Geoff Mason

This paper studies modular forms of rank four and level one. There are two possiblities for the isomorphism type of the space of modular forms that can arise from an irreducible re…

math.NT2017

On unbounded denominators and hypergeometric series

Cameron Franc, Terry Gannon, Geoffrey Mason

We study the question of when the coefficients of a hypergeometric series are p-adically unbounded for a given rational prime p. Our first main result is a necessary and sufficient…

math.NT2015

On the structure of modules of vector valued modular forms

Cameron Franc, Geoffrey Mason

If denotes a finite dimensional complex representation of , then it is known that the module of vector valued modular forms for is free an…

math.NT2015

Three-dimensional imprimitive representations of the modular group and their associated modular forms

Cameron Franc, Geoffrey Mason

This paper uses previous results of the authors on vector-valued modular forms to study certain non-congruence modular forms. We prove that these forms have unbounded denominators,…

math.NT2015★ 1 cited

Hypergeometric series, modular linear differential equations, and vector-valued modular forms

Cameron Franc, Geoffrey Mason

We survey the theory of vector-valued modular forms and their connections with modular differential equations and Fuchsian equations over the three-punctured sphere. We present a n…