On dessins d'enfants with equal supports

Fedor Pakovich

For a Belyi function ${\hat{I}}^2:\mathbb{C}{\mathbb{P}}^1\to \mathbb{C}{\mathbb{P}}^1$ ramified only over the points $-1,1,\infty$, a corresponding ``dessin d'enfant'' ${\mathcal{D}}_{\hat{I}}^2$ is d…