$K(\pi,1)$ conjecture for Artin groups
$K(\pi,1)$ conjecture for Artin groups
The purpose of this paper is to put together a large amount of results on the $K(\pi,1)$ conjecture for Artin groups, and to make them accessible to non-experts. Firstly, this is a survey, containing basic definitions, the main results, examples and an historical overview of the subject. But, it is …