mdevos

TypePostAuthorRepliesLast post
Open problemChords of longest cycles mdevos119 weeks 2 days ago
Open problemComplete bipartite subgraphs of perfect graphs mdevos13 years 5 weeks ago
Open problemFriendly partitions mdevos13 years 29 weeks ago
Open problemTriangle free strongly regular graphs mdevos43 years 38 weeks ago
Open problemHedetniemi's Conjecture mdevos53 years 51 weeks ago
Open problem(2 + epsilon)-flow conjecture mdevos14 years 1 week ago
Open problemGoldberg's conjecture mdevos210 years 38 weeks ago
categorygraph invariant mdevos010 years 48 weeks ago
categorycospectral mdevos010 years 48 weeks ago
Open problemAre almost all graphs determined by their spectrum? mdevos010 years 48 weeks ago
categoryexpander mdevos010 years 48 weeks ago
categoryeigenvalue mdevos010 years 48 weeks ago
categorysigned graph mdevos010 years 48 weeks ago
categorysigning mdevos010 years 48 weeks ago
categoryRamanujan graph mdevos010 years 48 weeks ago
Open problemSigning a graph to have small magnitude eigenvalues mdevos010 years 48 weeks ago
categoryBilu, Yonatan mdevos010 years 48 weeks ago
Open problemGraham's conjecture on tree reconstruction mdevos511 years 6 weeks ago
Open problemColoring the Odd Distance Graph mdevos811 years 49 weeks ago
Open problemCycle double cover conjecture mdevos312 years 3 weeks ago
Open problem4-regular 4-chromatic graphs of high girth mdevos212 years 4 weeks ago
Open problemPetersen coloring conjecture mdevos212 years 13 weeks ago
Open problemCharacterizing (aleph_0,aleph_1)-graphs mdevos212 years 13 weeks ago
Open problemThe Berge-Fulkerson conjecture mdevos912 years 14 weeks ago
Open problemTwin prime conjecture kaushiks.nitt512 years 14 weeks ago