Caltech Geometry and Topology Seminar
Unless a change is noted below, the Caltech Geometry and Topology Seminar takes place on Fridays in 257 Sloan from 3pm to 5pm. All are welcome. We usually have dinner afterwards. Click on the title of a talk for the abstract (if available).

Last update: 04/21/08.

2007-2008 Term 3

March 28th Sergio Fenley (FSU) Rigidity of pseudo-Anosov flows transverse to R-covered foliations
April 4th Rupert Venzke (Caltech) Braid Forcing and Low Entropy Pseudo-Anosov Sequences
April 11th Dan Margalit (Utah) Dimensions of Torelli groups
April 18th Koji Fujiwara (Tohoku) Free subgroups generated by two pseudo-Anosov elements in a mapping class group
April 25th Tom Graber (Caltech) Constructing nontautological classes
May 16th Ian Agol (Berkeley) Virtual fibering of 3-manifolds
May 23rd Justin Malestein (Chicago) Length, self-intersection number, and the lower central series of a surface group
May 30th Moira Chas (Stony Brook) Computing minimal intersection and self-intersection number of curves on surfaces

2007-2008 Term 2

January 11th Thierry Barbot (UMPA-Ensl) Time functions in constant curvature spacetimes
January 18th Jacob Rasmussen (Princeton) Lens space surgeries and L-space homology spheres
January 25th Danny Calegari (Caltech) Positivity of the universal pairing in 3 dimensions, and the topological Cauchy-Schwarz inequality
January 31st
(Thursday)		 John Etnyre (Georgia Tech) Fibered knots and the Bennequin bound (Note that the seminar will take place in 151 Sloan, NOT 257 Sloan)
February 8th Dave Bachman (Pitzer) Counter-examples to the stabilization conjecture for Heegaard splittings
February 15th no seminar this week
February 22th no seminar this week
February 29th
(4PM--6PM)		 Eric Rains (Caltech) The cohomology of the moduli space of real genus 0 curves
March 7th    
March 12th
(Wed 3PM-5PM)		 Ciprian Manolescu (Columbia) The Floer homology of quasi-alternating knots
March 14th Joseph Maher (Oklahoma State) Linear progress in the complex of curves

2007-2008 Term 1

October 5 Danny Calegari (Caltech) Combable functions and quasimorphisms
October 12 Ko Honda (USC) The contact invariant in sutured Floer homology
October 19 Matthew Hedden (MIT) On Floer homology and the Berge conjecture on knots admitting lens space surgeries
October 26 Danielle O'Donnol (UCLA) Intrinsically n-linked complete and complete bipartite graphs
November 2 Sungmo Kang (UT Austin) Reducible and Toroidal Dehn fillings
November 9 Jiangang Yao (Berkeley) On embedding all n-manifolds into a single (n+1)-manifold
November 16 Paolo Ghiggini (Caltech) Giroux's torsion and contact invariants
November 23 Thanksgiving: Institute Holiday
November 30 Julie Marie Rowlett (UCSB) Spectral geometry of singular limit spaces
December 7 Stephen Bigelow (UCSB) The Alexander representation of the tangle category
December 14th David Ben McReynolds (Chicago) Some topics on the spectral geometry of hyperbolic manifolds

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