Events

Seminar – Samuel Lisi, University of Mississippi

228 Gordon Palmer Hall Tuscaloosa, AL, United States

Title: Constructions of symplectic fillings  Abstract:  Bourgeois constructed a family of contact structures on $M \times T^2$ if $M$ is contact, using Giroux's open book decomposition. We will see that

Algebra/Topology Seminar – Patricia Cahn (Smith College)

346 Gordon Palmer Hall 505 Hackberry Lane, Tuscaloosa, AL, United States

Title: Colored Tri-Plane Diagrams and the Slice-Ribbon Problem Abstract: We study dihedral branched covers of the four-dimensional sphere, where the branching set is a surface with one singularity modeled on