Current Year:

Previous Years:

Berkeley Topology Seminar
Fall 2017 - Spring 2018

Location and time
Introductory talk: Wednesdays 2-3pm in 740 Evans
Research talk: Wednesdays 4-5pm in 3 Evans
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James Conway
Carolyn Abbott

Titles and abstracts

Fall 2017

Date Speaker Title (click for abstract)
Aug 30 Carolyn Abbott (Berkeley) (2pm-3pm) Acylindrically hyperbolic groups
(4pm-5pm) Universal acylindrical actions
Sep 6 Bruno Benedetti (U Miami) (2pm-3pm) Background for research talk
(4pm-5pm) Local constructions of triangulated manifolds
Sep 13 Faramarz Vafaee (Caltech) (2pm-3pm) Dehn surgery, lattice theory, and Heegaard Floer homology
(4pm-5pm) The prism manifold realization problem
Sep 20 Misha Kapovich (UC Davis) (2pm-3pm) Background for research talk
(4pm-5pm) Discrete isometry groups of higher rank symmetric spaces
Sep 27 Zhengyi Zhou (Berkeley) (2pm-3pm) Morse-Bott cohomology of flow categories
(4pm-5pm) Morse-Bott cohomology from homological perturbation
Oct 4 Jeremy Kahn (Brown) (2pm-3pm) Hyperbolic three-manifolds and surface subgroups
(4pm-5pm) Nearly geodesic surfaces in cusped hyperbolic manifolds
Oct 11 Alexandru Suciu (Northeastern) (2pm-3pm) A quick introduction to cohomology jump loci
(4pm-5pm) Algebraic models, cohomology jump loci, and finiteness properties
Oct 18 Jeffrey Meier (UGA) (2pm-3pm) Trisections and four-dimensional topology
(4pm-5pm) Bridge trisections, complex curves, and exotic four-manifolds
Oct 25 Antoine Song (Princeton) (2pm-3pm) Heegaard splittings and min-max theory
(4pm-5pm) Local min-max surfaces and existence of minimal Heegaard splittings
Nov 1 Mladen Bestvina (Utah) (2pm-3pm) Background for research talk
(4pm-5pm) Boundary amenability of Out(F_n)
Nov 8 Oleg Lazarev (Columbia) (2pm-3pm) Introduction to Weinstein manifolds
(4pm-5pm) Simplifying Weinstein Morse functions
Nov 15 Bahar Acu (Northwestern) (2pm-3pm) Introduction to open book decompositions and Lefschetz fibrations
(4pm-5pm) The Weinstein conjecture for iterated planar contact structures
Nov 29 Eric Samperton (UC Davis) TBA
Dec 6 Raphael Zentner (Regensburg) TBA

Spring 2018

Date Speaker Title (click for abstract)
Jan 17 Ruth Charney (Brandeis) TBA
Jan 24 Available
Jan 31 Available
Feb 7 Available
Feb 14 Available
Feb 21 Available
Feb 28 Available
Mar 7 Available
Mar 14 Available
Mar 21 Available
Mar 28 No seminar Spring Break
Apr 4 Available
Apr 11 Available
Apr 18 Available
Apr 25 Available

Last modified: August 8, 2017