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Research

Geometry & Topology Seminar

To suggest speakers, propose a talk, be added to or removed from the mailing list, or for any other information, please contact Boris Lishak, Haotian Wu or Stephan Tillmann.

Semester 2, 2019

Talks in Semester 2 will be held on Mondays from 12:00–13:00 in Carslaw 375 unless noted otherwise. The titles below should be linked to the abstracts.

Monday 12 August 11:00–12:00 in Carslaw 535
Wenshuai Jiang (Sydney)
Regularity and singularity of Ricci curvature and related applications
Monday 12 August 12:00–13:00 in Carslaw 535
Alex Bishop (UTS)
Geodesic Growth in Groups
Monday 19 August
Adam Parusinski (Nice)
Algebraic Varieties Are Homeomorphic to Varieties Defined over Number Fields
Friday 23 August, 11:00-12:00 in Quadrangle S225
Joseph Maher (CUNY)
Random walks on geometric groups
Monday 26 August
Gus Lehrer (Sydney)
Link invariants and quantum invariant theory
Wednesday 28 August, 11:00-12:00 in AGR (Carslaw 829)
Yong Huang (Hunan University)
Brunn-Minkowski Theory and Minkowski Problem
Monday 2 September in Carslaw 535
Oliver Singh (Durham)
Knotted Surfaces in 4-manifolds and Distances Between Them
Monday 9 September
Jonathan Spreer (Sydney)
Discrete Algorithms for Geometric Topology
Monday 16 September in Carslaw 273
Dror Bar-Natan (Toronto)
Algebraic Knot Theory
Monday 23 September
Martin Helmer (ANU)
Segre-Driven Containment Testing for Varieties
Monday 14 October
Romina Arroyo (Queensland)
The prescribed Ricci curvature problem for naturally reductive metrics on compact Lie groups
Monday 21 October
Daryl Cooper (UCSB)
A combinatorial characterization of closed hyperbolic 3-manifolds
Wednesday 23 October in Carslaw 535
Michael Figelius (Siegen)
Modular forms and applications to coding theory
Monday 28 October
Anneleen De Schepper (Ghent)
Point-line geometries related to (exceptional) spherical buildings
Friday 8 November 12:00-13:00 in Carslaw 159
June Huh (IAS)
Logarithmic concavity of Schur polynomials
Monday 18 November
Joan Licata (ANU)
Foliated Open Books ---or, How I Learned to Stop Worrying About How to Glue Open Books
Monday 2 December
Fedor Bogomolov (NYU)
Elliptic curves and unramified correspondences

Semester 1, 2019

Talks in Semester 1 will be on Tuesdays from 14:00–15:00 in Carslaw 535 unless noted otherwise. The titles below should be linked to the abstracts.

Wednesday 23 January, 11:00-12:00, Carslaw 535A
Maggie Miller (Princeton)
Diagrams for surface isotopies in 4-manifolds
Wednesday 23 January, 14:00-15:00, Carslaw 535A
Ruth Kellerhals (Fribourg)
Small hyperbolic orbifolds and Coxeter groups
Thursday 31 January, 11:00-12:00, Carslaw 159
Yann Bugeaud (Strasbourg)
Exponential Diophantine equations
Tuesday 12 February, 11:00-12:00, Carslaw 159
Søren Galatius (Copenhagen)
Tropical curves, graph homology, and top weight cohomology of M_g
Thursday 21 February, 11:00-12:00, Carslaw 830
Wilderich Tuschmann (Karlsruhe)
Spaces and Moduli Spaces of Nonnegatively Curved Riemannian Metrics
Tuesday 26 February
Marcelo Laca (Victoria)
Equilibrium and monoidal growth
Tuesday 5 March
Masanori Kobayashi (Tokyo Metropolitan)
Application of tropical geometry to scheduling problem
Monday 11 March
Volker Schlue (Melbourne)
Geometry of expanding black hole cosmologies
Tuesday 19 March
Marco Mazzucchelli (ENS Lyon)
Periodic orbits of exact magnetic flows on surfaces
Tuesday 26 March
Anita Liebenau (UNSW)
On Ramsey equivalence in graph theory
Tuesday 2 April
Colin Guillarmou (Orsay)
On Fried conjecture (Lefschetz formula for flows) for Anosov flows
Tuesday 16 April
Ramiro Lafuente (UQ)
Homogeneous Einstein manifolds via a cohomogeneity-one approach
Tuesday 30 April
Xianfeng Wang (Nankai)
Minimal Lagrangian submanifolds of the complex hyperquadric
Tuesday 7 May
Matthias Lesch (University of Bonn)
The resolvent expansion of geometric operators on singular spaces
Tuesday 14 May
Alex Casella (Florida State)
Coordinates for real projective structures using ideal triangulations
Tuesday 21 May
Charles Katerba (Montana State)
Twist knot intersections in the character variety of the Whitehead link
Tuesday 28 May
Henry Segerman (OSU)
From veering triangulations to pseudo-Anosov flows
Tuesday 4 June, 14:00-15:00, Carslaw 375
Vidit Nanda (Oxford)
The topology of cellular gradient flow
Tuesday 11 June, 12:00-13:00, Carslaw 375
Christine Lee (South Alabama)
A surface construction for colored Khovanov homology
Tuesday 18 June, 12:00-13:00, Carslaw 375
Ignat Soroko (Louisiana State)
Groups of type FP: their quasi-isometry classes and homological Dehn functions