Spring 2017: Topology reading seminar

Time and place: We will meet on Tuesday, 1-2:30pm, in room Math 622 unless noted otherwise.

Topic: Embedded surfaces in 4-manifolds

Mailing list: If you would like to (un)subscribe to the mailing list, please send an e-mail to alishahi@math.columbia.edu.

Date Speaker Title
Jan 24 Mike Wong Diagrams of knotted surfaces
Jan 31 Akram Alishahi Deform spinning, Ribbon surfaces and connected sum
Feb 7 Nathan Dowlin Constructions of knotted surfaces(2)
Feb 14 Mike Wong The exterior of a knotted surface and its fundamental group
Feb 21 Zhechi Cheng Topological Invariants of knotted surfaces(2)
Feb 28 James Cornish
Mar 7
Mar 14 No talk: Spring break
Mar 21 Nathan Dowlin
Mar 28 Akram Alishahi
Apr 4 James Cornish
Apr 11 Zhechi Cheng
Apr 18 Mike Wong
Apr 25


1- S. Carter, S. Kamada, M. Saito, Surfaces in 4-space
2- I. Baykur, N. Sunukjian, Knotted surfaces in 4-manifolds and stabilizations: arXiv:1504.04086 (Akram)
3- A. Juhasz, M. Marengon, Concordance maps in knot Floer homology: arXiv:1509.02738 (Mike)
4- J. Meier, A. Zupan: Bridge trisections of knotted surfaces in S4: arXiv:1507.08370(Nate)
5- I. Gessel, A. Levine, D. Ruberman, S. Strle: Non-orientable surfaces in homology cobordisms: arXiv:1310.8516 (James)
6- P. Kronheimer: Embedded surfaces and gauge theory in three and four dimensions
7- G. Rizell, E. Goodman, A. Ivrii, Lagrangian isotopy of tori in S2×S2 and ℂP2: arXiv:1602.08821 (Zhechi)