TypePostAuthorRepliesLast post
Open problemThe Riemann Hypothesis eric47 years 50 weeks ago
Open problemCriterion for boundedness of power series andreasruedinger58 years 30 weeks ago
Open problemAlgebraic independence of pi and e porton68 years 37 weeks ago
Open problemQuartic rationally derived polynomials mdevos19 years 48 weeks ago
Open problemNonseparating planar continuum porton19 years 48 weeks ago