mdevos

TypePostAuthorRepliesLast post
Open problemHedetniemi's Conjecture mdevos48 years 49 weeks ago
Open problemGoldberg's conjecture mdevos29 years 3 weeks ago
categorygraph invariant mdevos09 years 13 weeks ago
categorycospectral mdevos09 years 13 weeks ago
Open problemAre almost all graphs determined by their spectrum? mdevos09 years 13 weeks ago
categoryexpander mdevos09 years 14 weeks ago
categoryeigenvalue mdevos09 years 14 weeks ago
categorysigned graph mdevos09 years 14 weeks ago
categorysigning mdevos09 years 14 weeks ago
categoryRamanujan graph mdevos09 years 14 weeks ago
Open problemSigning a graph to have small magnitude eigenvalues mdevos09 years 14 weeks ago
categoryBilu, Yonatan mdevos09 years 14 weeks ago
Open problemGraham's conjecture on tree reconstruction mdevos59 years 23 weeks ago
Open problemColoring the Odd Distance Graph mdevos810 years 15 weeks ago
Open problemTriangle free strongly regular graphs mdevos310 years 18 weeks ago
Open problemCycle double cover conjecture mdevos310 years 20 weeks ago
Open problem4-regular 4-chromatic graphs of high girth mdevos210 years 22 weeks ago
Open problemPetersen coloring conjecture mdevos210 years 31 weeks ago
Open problemCharacterizing (aleph_0,aleph_1)-graphs mdevos210 years 31 weeks ago
Open problemThe Berge-Fulkerson conjecture mdevos910 years 31 weeks ago
Open problemTwin prime conjecture kaushiks.nitt510 years 31 weeks ago
Open problemCores of strongly regular graphs mdevos110 years 36 weeks ago
Open problemWhat is the largest graph of positive curvature? mdevos210 years 43 weeks ago
Open problemSnevily's conjecture mdevos111 years 5 weeks ago
Open problem3-flow conjecture mdevos111 years 11 weeks ago