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TypePostAuthorRepliesLast post
Open problemMonochromatic reachability in arc-colored digraphs fhavet03 years 24 weeks ago
Open problemSteinberg's conjecture fhavet14 years 1 week ago
categorydirected path fhavet07 years 12 weeks ago
Open problemErdős-Posa property for long directed cycles fhavet07 years 12 weeks ago
categoryMaia, Ana Karolinna fhavet07 years 12 weeks ago
Open problemLarge acyclic induced subdigraph in a planar oriented graph. fhavet07 years 12 weeks ago
categoryHarutyunyan, Ararat fhavet07 years 12 weeks ago
Open problemCyclic spanning subdigraph with small cyclomatic number fhavet07 years 15 weeks ago
categoryYuster, Raphael fhavet07 years 17 weeks ago
Open problemMinimum number of arc-disjoint transitive subtournaments of order 3 in a tournament fhavet07 years 17 weeks ago
Open problemArc-disjoint directed cycles in regular directed graphs fhavet07 years 18 weeks ago
categoryMolloy, Michael fhavet07 years 18 weeks ago
categoryGiroire, Frédéric fhavet07 years 27 weeks ago
categoryAraújo, Julio fhavet07 years 27 weeks ago
categoryCohen, Nathann fhavet07 years 27 weeks ago
category, Giroire, Frédéric fhavet07 years 27 weeks ago
Open problemDecomposing k-arc-strong tournament into k spanning strong digraphs fhavet07 years 27 weeks ago
categoryfeedback arc set fhavet07 years 27 weeks ago
categoryPTAS fhavet07 years 27 weeks ago
categoryAilon, Nir fhavet07 years 27 weeks ago
Open problemPTAS for feedback arc set in tournaments fhavet07 years 27 weeks ago
categoryAilon, N fhavet07 years 27 weeks ago
categoryTournaments fhavet07 years 27 weeks ago
Open problemPartitionning a tournament into k-strongly connected subtournaments. fhavet07 years 27 weeks ago
categoryMcDiarmid, Colin fhavet07 years 27 weeks ago