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cs.DS2026
An FPT algorithm for cycle rank on semi-complete digraphs
Seokbeom Kim, O-joung Kwon, Myounghwan Lee
Cycle rank is a depth parameter for digraphs introduced by Eggan in 1963. Gruber (DMTCS 2012) and Giannopoulou, Hunter, and Thilikos (DAM 2012) asked whether the problem of determi…
cs.DS2026
Moderately beyond clique-width: reduced component max-leaf and related parameters
Édouard Bonnet, Yeonsu Chang, Julien Duron +2
Reduced parameters [BKW, JCTB '26; BKRT, SODA '22] are defined via contraction sequences. Based on this framework, we introduce the reduced component max-leaf, denoted by $\operato…