mdevos

TypePostAuthorRepliesLast post
Open problemRota's basis conjecture mdevos25 years 48 weeks ago
Open problemHedetniemi's Conjecture mdevos46 years 7 weeks ago
Open problemGoldberg's conjecture mdevos26 years 14 weeks ago
categorygraph invariant mdevos06 years 24 weeks ago
categorycospectral mdevos06 years 24 weeks ago
Open problemAre almost all graphs determined by their spectrum? mdevos06 years 24 weeks ago
categoryexpander mdevos06 years 25 weeks ago
categoryeigenvalue mdevos06 years 25 weeks ago
categorysigned graph mdevos06 years 25 weeks ago
categorysigning mdevos06 years 25 weeks ago
categoryRamanujan graph mdevos06 years 25 weeks ago
Open problemSigning a graph to have small magnitude eigenvalues mdevos06 years 25 weeks ago
categoryBilu, Yonatan mdevos06 years 25 weeks ago
Open problemGraham's conjecture on tree reconstruction mdevos56 years 34 weeks ago
Open problemColoring the Odd Distance Graph mdevos87 years 25 weeks ago
Open problemTriangle free strongly regular graphs mdevos37 years 29 weeks ago
Open problemCycle double cover conjecture mdevos37 years 31 weeks ago
Open problem4-regular 4-chromatic graphs of high girth mdevos27 years 32 weeks ago
Open problemPetersen coloring conjecture mdevos27 years 42 weeks ago
Open problemCharacterizing (aleph_0,aleph_1)-graphs mdevos27 years 42 weeks ago
Open problemThe Berge-Fulkerson conjecture mdevos97 years 42 weeks ago
Open problemTwin prime conjecture kaushiks.nitt57 years 42 weeks ago
Open problemCores of strongly regular graphs mdevos17 years 47 weeks ago
Open problemWhat is the largest graph of positive curvature? mdevos28 years 2 weeks ago
Open problemSnevily's conjecture mdevos18 years 16 weeks ago