2 problems

Brödel–Schlotterer–Zerbini's esv conjecture. For all graphs $\Gamma$,

Let $\Gamma$ be a graph, and let … be its modular graph function, with $l$ edges, $q=\exp(2\pi i\tau)$, and $y=\pi\,\operatorname{Im}(\tau)$. Denote by $\mathcal{Z}^{\rm sv}$ the a…