mdevos

TypePostAuthorRepliesLast post
Open problemRota's basis conjecture mdevos25 years 18 weeks ago
Open problemHedetniemi's Conjecture mdevos45 years 29 weeks ago
Open problemGoldberg's conjecture mdevos25 years 36 weeks ago
categorygraph invariant mdevos05 years 46 weeks ago
categorycospectral mdevos05 years 46 weeks ago
Open problemAre almost all graphs determined by their spectrum? mdevos05 years 46 weeks ago
categoryexpander mdevos05 years 47 weeks ago
categoryeigenvalue mdevos05 years 47 weeks ago
categorysigned graph mdevos05 years 47 weeks ago
categorysigning mdevos05 years 47 weeks ago
categoryRamanujan graph mdevos05 years 47 weeks ago
Open problemSigning a graph to have small magnitude eigenvalues mdevos05 years 47 weeks ago
categoryBilu, Yonatan mdevos05 years 47 weeks ago
Open problemGraham's conjecture on tree reconstruction mdevos56 years 4 weeks ago
Open problemColoring the Odd Distance Graph mdevos86 years 47 weeks ago
Open problemTriangle free strongly regular graphs mdevos36 years 51 weeks ago
Open problemCycle double cover conjecture mdevos37 years 1 week ago
Open problem4-regular 4-chromatic graphs of high girth mdevos27 years 2 weeks ago
Open problemPetersen coloring conjecture mdevos27 years 12 weeks ago
Open problemCharacterizing (aleph_0,aleph_1)-graphs mdevos27 years 12 weeks ago
Open problemThe Berge-Fulkerson conjecture mdevos97 years 12 weeks ago
Open problemTwin prime conjecture kaushiks.nitt57 years 12 weeks ago
Open problemCores of strongly regular graphs mdevos17 years 17 weeks ago
Open problemWhat is the largest graph of positive curvature? mdevos27 years 24 weeks ago
Open problemSnevily's conjecture mdevos17 years 38 weeks ago