mdevos

TypePostAuthorRepliesLast post
Open problemRota's basis conjecture mdevos25 years 31 weeks ago
Open problemHedetniemi's Conjecture mdevos45 years 43 weeks ago
Open problemGoldberg's conjecture mdevos25 years 50 weeks ago
categorygraph invariant mdevos06 years 8 weeks ago
categorycospectral mdevos06 years 8 weeks ago
Open problemAre almost all graphs determined by their spectrum? mdevos06 years 8 weeks ago
categoryexpander mdevos06 years 8 weeks ago
categoryeigenvalue mdevos06 years 8 weeks ago
categorysigned graph mdevos06 years 8 weeks ago
categorysigning mdevos06 years 8 weeks ago
categoryRamanujan graph mdevos06 years 8 weeks ago
Open problemSigning a graph to have small magnitude eigenvalues mdevos06 years 8 weeks ago
categoryBilu, Yonatan mdevos06 years 8 weeks ago
Open problemGraham's conjecture on tree reconstruction mdevos56 years 18 weeks ago
Open problemColoring the Odd Distance Graph mdevos87 years 9 weeks ago
Open problemTriangle free strongly regular graphs mdevos37 years 12 weeks ago
Open problemCycle double cover conjecture mdevos37 years 15 weeks ago
Open problem4-regular 4-chromatic graphs of high girth mdevos27 years 16 weeks ago
Open problemPetersen coloring conjecture mdevos27 years 25 weeks ago
Open problemCharacterizing (aleph_0,aleph_1)-graphs mdevos27 years 25 weeks ago
Open problemThe Berge-Fulkerson conjecture mdevos97 years 26 weeks ago
Open problemTwin prime conjecture kaushiks.nitt57 years 26 weeks ago
Open problemCores of strongly regular graphs mdevos17 years 31 weeks ago
Open problemWhat is the largest graph of positive curvature? mdevos27 years 38 weeks ago
Open problemSnevily's conjecture mdevos17 years 51 weeks ago