2 problems

Let $N$ be a compact $3$-manifold with empty or toroidal boundary. A quasi-projective group is the fundamental group of a smooth quasi-projective complex variety. Suppose that…

Let $A_{\Gamma}$ be the Artin group associated with a general type Artin graph $\Gamma$. Quasi-projectivity conjecture. All general type Artin groups $A_{\Gamma}$ are not quasi-pro…