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fhavet

TypePostAuthorRepliesLast post
Open problemAcyclic list colouring of planar graphs. fhavet012 years 13 weeks ago
Open problemEarth-Moon Problem fhavet012 years 13 weeks ago
Open problemTriangle-packing vs triangle edge-transversal. fhavet012 years 13 weeks ago
Open problemOdd-cycle transversal in triangle-free graphs fhavet012 years 13 weeks ago
Open problemSimultaneous partition of hypergraphs fhavet012 years 13 weeks ago
Open problemComplexity of the H-factor problem. fhavet012 years 14 weeks ago
Open problemSubgraph of large average degree and large girth. fhavet012 years 14 weeks ago
Open problemTurán number of a finite family. fhavet012 years 14 weeks ago
Open problemSubdivision of a transitive tournament in digraphs with large outdegree. fhavet012 years 14 weeks ago
Open problemLarge induced forest in a planar graph. fhavet012 years 14 weeks ago
Open problemLovász Path Removal Conjecture fhavet012 years 14 weeks ago
Open problemPartition of a cubic 3-connected graphs into paths of length 2. fhavet012 years 14 weeks ago
Open problemDecomposing an eulerian graph into cycles with no two consecutives edges on a prescribed eulerian tour. fhavet012 years 14 weeks ago
Open problemDecomposing an eulerian graph into cycles. fhavet012 years 14 weeks ago
Open problemDecomposing a connected graph into paths. fhavet012 years 14 weeks ago
Open problemColoring the union of degenerate graphs fhavet012 years 14 weeks ago
Open problemArc-disjoint strongly connected spanning subdigraphs fhavet012 years 14 weeks ago
Open problemArc-disjoint out-branching and in-branching fhavet012 years 14 weeks ago
Open problemDoes every subcubic triangle-free graph have fractional chromatic number at most 14/5? Andrew King112 years 14 weeks ago
Open problemStrong edge colouring conjecture fhavet012 years 14 weeks ago
Open problemLong directed cycles in diregular digraphs fhavet012 years 14 weeks ago
Open problemSplitting a digraph with minimum outdegree constraints fhavet012 years 14 weeks ago
Open problemStable set meeting all longest directed paths. fhavet012 years 14 weeks ago
Open problemÁdám's Conjecture fhavet012 years 14 weeks ago
Open problemCaccetta-Häggkvist Conjecture fhavet012 years 14 weeks ago