Width parameterizations for knot-free vertex deletion on digraphs. (English) Zbl 07650210
Jansen, Bart M. P. (ed.) et al., 14th international symposium on parameterized and exact computation, IPEC 2019, Munich, Germany, September 11–13, 2019. Wadern: Schloss Dagstuhl – Leibniz Zentrum für Informatik. LIPIcs – Leibniz Int. Proc. Inform. 148, Article 2, 16 p. (2019).