fhavet

TypePostAuthorRepliesLast post
Open problemAcyclic list colouring of planar graphs. fhavet011 years 3 weeks ago
Open problemEarth-Moon Problem fhavet011 years 3 weeks ago
Open problemTriangle-packing vs triangle edge-transversal. fhavet011 years 3 weeks ago
Open problemOdd-cycle transversal in triangle-free graphs fhavet011 years 3 weeks ago
Open problemSimultaneous partition of hypergraphs fhavet011 years 3 weeks ago
Open problemComplexity of the H-factor problem. fhavet011 years 3 weeks ago
Open problemSubgraph of large average degree and large girth. fhavet011 years 3 weeks ago
Open problemTurán number of a finite family. fhavet011 years 3 weeks ago
Open problemSubdivision of a transitive tournament in digraphs with large outdegree. fhavet011 years 3 weeks ago
Open problemLarge induced forest in a planar graph. fhavet011 years 4 weeks ago
Open problemLovász Path Removal Conjecture fhavet011 years 4 weeks ago
Open problemPartition of a cubic 3-connected graphs into paths of length 2. fhavet011 years 4 weeks ago
Open problemDecomposing an eulerian graph into cycles with no two consecutives edges on a prescribed eulerian tour. fhavet011 years 4 weeks ago
Open problemDecomposing an eulerian graph into cycles. fhavet011 years 4 weeks ago
Open problemDecomposing a connected graph into paths. fhavet011 years 4 weeks ago
Open problemColoring the union of degenerate graphs fhavet011 years 4 weeks ago
Open problemArc-disjoint strongly connected spanning subdigraphs fhavet011 years 4 weeks ago
Open problemArc-disjoint out-branching and in-branching fhavet011 years 4 weeks ago
Open problemDoes every subcubic triangle-free graph have fractional chromatic number at most 14/5? Andrew King111 years 4 weeks ago
Open problemStrong edge colouring conjecture fhavet011 years 4 weeks ago
Open problemLong directed cycles in diregular digraphs fhavet011 years 4 weeks ago
Open problemSplitting a digraph with minimum outdegree constraints fhavet011 years 4 weeks ago
Open problemStable set meeting all longest directed paths. fhavet011 years 4 weeks ago
Open problemÁdám's Conjecture fhavet011 years 4 weeks ago
Open problemCaccetta-Häggkvist Conjecture fhavet011 years 4 weeks ago