OP-00062 Solution claimed Fitting ellipsoids to random points: the threshold d²/4 PR · ellipsoid fitting · phase transitions · random geometry · Randomstrasse101 · semidefinite programming
OP-00439 Open A phase transition for continuum hard disks PR · AIM Open Applied Problems · Gibbs point processes · hard disks · phase transitions
OP-00674 Solution claimed One-dimensionality of monotone Allen–Cahn fronts in dimension five AP · AIM Open Applied Problems · Allen–Cahn equation · De Giorgi conjecture · phase transitions