mdevos

TypePostAuthorRepliesLast post
Open problemRota's basis conjecture mdevos25 years 8 weeks ago
Open problemHedetniemi's Conjecture mdevos45 years 20 weeks ago
Open problemGoldberg's conjecture mdevos25 years 27 weeks ago
categorygraph invariant mdevos05 years 37 weeks ago
categorycospectral mdevos05 years 37 weeks ago
Open problemAre almost all graphs determined by their spectrum? mdevos05 years 37 weeks ago
categoryexpander mdevos05 years 37 weeks ago
categoryeigenvalue mdevos05 years 37 weeks ago
categorysigned graph mdevos05 years 37 weeks ago
categorysigning mdevos05 years 37 weeks ago
categoryRamanujan graph mdevos05 years 37 weeks ago
Open problemSigning a graph to have small magnitude eigenvalues mdevos05 years 37 weeks ago
categoryBilu, Yonatan mdevos05 years 37 weeks ago
Open problemGraham's conjecture on tree reconstruction mdevos55 years 47 weeks ago
Open problemColoring the Odd Distance Graph mdevos86 years 38 weeks ago
Open problemTriangle free strongly regular graphs mdevos36 years 41 weeks ago
Open problemCycle double cover conjecture mdevos36 years 44 weeks ago
Open problem4-regular 4-chromatic graphs of high girth mdevos26 years 45 weeks ago
Open problemPetersen coloring conjecture mdevos27 years 2 weeks ago
Open problemCharacterizing (aleph_0,aleph_1)-graphs mdevos27 years 2 weeks ago
Open problemThe Berge-Fulkerson conjecture mdevos97 years 2 weeks ago
Open problemTwin prime conjecture kaushiks.nitt57 years 2 weeks ago
Open problemCores of strongly regular graphs mdevos17 years 7 weeks ago
Open problemWhat is the largest graph of positive curvature? mdevos27 years 14 weeks ago
Open problemSnevily's conjecture mdevos17 years 28 weeks ago