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fhavet

TypePostAuthorRepliesLast post
Open problemAcyclic list colouring of planar graphs. fhavet012 years 3 weeks ago
Open problemEarth-Moon Problem fhavet012 years 3 weeks ago
Open problemTriangle-packing vs triangle edge-transversal. fhavet012 years 3 weeks ago
Open problemOdd-cycle transversal in triangle-free graphs fhavet012 years 3 weeks ago
Open problemSimultaneous partition of hypergraphs fhavet012 years 3 weeks ago
Open problemComplexity of the H-factor problem. fhavet012 years 3 weeks ago
Open problemSubgraph of large average degree and large girth. fhavet012 years 3 weeks ago
Open problemTurán number of a finite family. fhavet012 years 3 weeks ago
Open problemSubdivision of a transitive tournament in digraphs with large outdegree. fhavet012 years 3 weeks ago
Open problemLarge induced forest in a planar graph. fhavet012 years 4 weeks ago
Open problemLovász Path Removal Conjecture fhavet012 years 4 weeks ago
Open problemPartition of a cubic 3-connected graphs into paths of length 2. fhavet012 years 4 weeks ago
Open problemDecomposing an eulerian graph into cycles with no two consecutives edges on a prescribed eulerian tour. fhavet012 years 4 weeks ago
Open problemDecomposing an eulerian graph into cycles. fhavet012 years 4 weeks ago
Open problemDecomposing a connected graph into paths. fhavet012 years 4 weeks ago
Open problemColoring the union of degenerate graphs fhavet012 years 4 weeks ago
Open problemArc-disjoint strongly connected spanning subdigraphs fhavet012 years 4 weeks ago
Open problemArc-disjoint out-branching and in-branching fhavet012 years 4 weeks ago
Open problemDoes every subcubic triangle-free graph have fractional chromatic number at most 14/5? Andrew King112 years 4 weeks ago
Open problemStrong edge colouring conjecture fhavet012 years 4 weeks ago
Open problemLong directed cycles in diregular digraphs fhavet012 years 4 weeks ago
Open problemSplitting a digraph with minimum outdegree constraints fhavet012 years 4 weeks ago
Open problemStable set meeting all longest directed paths. fhavet012 years 4 weeks ago
Open problemÁdám's Conjecture fhavet012 years 4 weeks ago
Open problemCaccetta-Häggkvist Conjecture fhavet012 years 4 weeks ago