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math.AG2015
Hypergeometric Galois Actions
Muhammed Uludag, Ismail Saglam
We outline a project to study the Galois action on a class of modular graphs (special type of dessins) which arise as the dual graphs of the sphere triangulations of non-negative c…
math.AG2002
Fundamental groups of some quadric-line arrangements
Meirav Amram, Mina Teicher, Muhammed Uludag
In this paper we obtain presentations of fundamental groups of the complements of three quadric-line arrangements in P^2. The first arrangement is a smooth quadric Q with n tangent…