5 problems

Let $G_w^{(r)}$ be the normalized extremal quasimodular form of weight $w$ and depth $r$, and let $\theta_k^{(r)}$ denote the differential operator used in the source. Kaneko and K…

Let $\mathcal{T}$ be one of the class-$\mathcal{S}$ theories considered in the paper, let $\mathbb{V}(\mathcal{T})$ be its associated vertex operator algebra, and consider the Schu…

Let $\mathcal{I}_{\mathcal{N}=4}$ be the Schur index, let $\mathcal{I}_{bc\beta\gamma}$ be the second non-logarithmic solution, and let $STS\,\mathcal{I}_{\mathcal{N}=4}$ denote th…

Let $R_j$ for $j=1,\ldots,4$ be the four residues arising from the contour integral for the fully flavored Schur index of the four-punctured sphere, and let…

Let $n\geq 3$, let $\mathcal U=\bigoplus_{s\in\mathbb Z}V_{ns}$ be the vertex (super)algebra considered in the paper, and write ${\rm ch}[\mathcal U]$ and ${\rm sch}[\mathcal U]$ f…