# Geometry & Topology Seminar 2014

## Semester 2, 2014

Talks in Semester 2 will be from 11:00–12:00 in Carslaw 535A unless noted otherwise. The titles below should be linked to the abstracts.

 Wednesday 3 December, 10:00–11:00 Mihai Tibar (Lille 1) Fibrations of polynomial functions and singularities at infinity Wednesday 3 December, 11:00–12:00 Jonathan Spreer (Queensland) Triangulations of the K3 surface Wednesday 19 November in the AGR Neil Hoffman (Melbourne) Verified canonical triangulations of hyperbolic 3-manifolds Wednesday 29 October Sasha Fish (Sydney) Ergodic theorems for amenable groups Wednesday 22 October Adam Piggott (Bucknell) The Bieri-Neumann-Strebel Invariant of the Pure Symmetric Automorphisms of a Right-Angled Artin Group Wednesday 15 October Jonathan Hillman (Sydney) Sections of Surface Bundles Wednesday 8 October Pep Burillo (Catalunya) The growth rate for Baumslag-Solitar groups: Metric estimates and lower bounds Wednesday 1 October Mid-semester break Wednesday 24 September Murray Elder (Newcastle) The complexity of solutions to equations in free groups Wednesday 17 September Satoshi Koike (Hyogo) Finiteness on semialgebraic types of Nash mappings defined on a Nash surface Wednesday 10 September James Parkinson (Sydney) A Multiplicative Ergodic Theorem for p-adic Lie groups Wednesday 3 September Alan McCarthy (UNSW) Flat Tori of Finite Type in $$S^3$$ Wednesday 27 August Emma Carberry (Sydney) Toroidal Soap Bubbles: Constant Mean Curvature Tori in $$S^3$$ and $$R^3$$ Wednesday 20 August Tony Bahri (Rider) Recent results about polyhedral products and toric spaces Wednesday 13 August Peter Abramenko (Virginia) On finite and elementary generation of $$SL_2(R)$$ Wednesday 6 August Anne Thomas (Glasgow) Quasi-isometry and commensurability for right-angled Coxeter groups Wednesday 30 July Joseph Maher (CUNY) The Casson invariants of random Heegaard splittings

## Semester 1

 Monday 30 June 829 noon – 1pm Kwok-Kun Kwong New Monotone Quantities along Inverse Curvature Flows and Minkowski Type Formulas Tuesday 20 May 535A noon – 1pm Daryl Cooper Projective Stuctures on Manifolds Thursday 8 May 707A noon – 1pm Bin Zhou The Bernstein theorem for a class of fourth order equations Tuesday 29 April 535A noon – 1pm Valentina-Mira Wheeler Some free boundary value problems in mean curvature flow and fully nonlinear curvature flows Tuesday 15 April 2014 535A noon – 1pm Stefan Friedl Decision problems for fundamental groups of 3-manifolds. 2-4 April 2014 535A 9am – 5pm Workshop Computational and Algorithmic Topology Tuesday 25 March 2014 535A noon – 1pm Edward Bierstone Resolution preserving normal crossings singularities Tuesday 18 March 535A noon – 1pm Stephan Tillmann Normal Surfaces in 3-Manifolds: Algorithms, Experiments and Questions Tuesday 11 March 2014 535A noon – 1pm Xiao Zhang Boundary value problems for the Dirac operator with applications Thursday 6 March 2014 707A noon – 1pm Robert Tang Short Curves on Flat Surfaces and the Curve Graph Friday 7 February 2014 AGR (Carslaw 829) noon – 1pm Haizhong Li Embedded constant mean curvature tori in the three-sphere