Singularities and Their Interaction with Geometry and Low Dimensional Topology: In Honor of András N

Versality, bounds of global Tjurina numbers and logarithmic vector fields along hypersurfaces with isolated singularities.- On ideal filtrations for Newton nondegenerate surface singularities.- Young walls and equivariant Hilbert schemes of points in type D.- Real Seifert forms, Hodge numbers and Blanchfield pairings.- h-deformed Schubert calculus in equivariant cohomology, K-theory, and elliptic cohomology.- Fundamental groups and path lifting for algebraic varieties.- Cremona transformations of weighted projective planes, Zariski pairs, and rational cuspidal curves.- Normal reduction numbers of normal surface singularities.- Motivic Chern classes of cones.- Semicontinuity of Singularity Invariants in Families of Formal Power Series.- Lattices and correction terms.- Complex surface singularities with rational homology disk smoothings.- On Tjurina Transform and Resolution of Determinantal Singularities.- On the boundary of the Milnor fiber.