fhavet

TypePostAuthorRepliesLast post
Open problemAcyclic list colouring of planar graphs. fhavet013 years 1 week ago
Open problemEarth-Moon Problem fhavet013 years 1 week ago
Open problemTriangle-packing vs triangle edge-transversal. fhavet013 years 1 week ago
Open problemOdd-cycle transversal in triangle-free graphs fhavet013 years 1 week ago
Open problemSimultaneous partition of hypergraphs fhavet013 years 1 week ago
Open problemComplexity of the H-factor problem. fhavet013 years 2 weeks ago
Open problemSubgraph of large average degree and large girth. fhavet013 years 2 weeks ago
Open problemTurán number of a finite family. fhavet013 years 2 weeks ago
Open problemSubdivision of a transitive tournament in digraphs with large outdegree. fhavet013 years 2 weeks ago
Open problemLarge induced forest in a planar graph. fhavet013 years 2 weeks ago
Open problemLovász Path Removal Conjecture fhavet013 years 2 weeks ago
Open problemPartition of a cubic 3-connected graphs into paths of length 2. fhavet013 years 2 weeks ago
Open problemDecomposing an eulerian graph into cycles with no two consecutives edges on a prescribed eulerian tour. fhavet013 years 2 weeks ago
Open problemDecomposing an eulerian graph into cycles. fhavet013 years 2 weeks ago
Open problemDecomposing a connected graph into paths. fhavet013 years 2 weeks ago
Open problemColoring the union of degenerate graphs fhavet013 years 2 weeks ago
Open problemArc-disjoint strongly connected spanning subdigraphs fhavet013 years 2 weeks ago
Open problemArc-disjoint out-branching and in-branching fhavet013 years 2 weeks ago
Open problemDoes every subcubic triangle-free graph have fractional chromatic number at most 14/5? Andrew King113 years 2 weeks ago
Open problemStrong edge colouring conjecture fhavet013 years 2 weeks ago
Open problemLong directed cycles in diregular digraphs fhavet013 years 2 weeks ago
Open problemSplitting a digraph with minimum outdegree constraints fhavet013 years 2 weeks ago
Open problemStable set meeting all longest directed paths. fhavet013 years 2 weeks ago
Open problemÁdám's Conjecture fhavet013 years 2 weeks ago
Open problemCaccetta-Häggkvist Conjecture fhavet013 years 2 weeks ago