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Research

Geometry & Topology Seminar 2015

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The titles below should be linked to the abstracts.

Semester 2, 2015

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

Wednesday 29 July
Basudeb Datta (Indian Institute of Science)
Tight and stacked triangulations of manifolds
Friday 31 July, 14:30-15:30 in Carslaw 175
Alexander Bobenko (TU Berlin)
Quadrilateral surfaces
Wednesday 5 August
Fire alarm
Interrupted seminar
Wednesday 12 August
Robert Haraway (Sydney)
Hyperbolicity and \(T^2\times I\)
Wednesday 19 August
Sasha Fish (Sydney)
Recurrence, measure rigidity and characteristic polynomial patterns in difference sets of matrices
Wednesday 26 August
Bin Zhou (ANU)
Modified Futaki invariant and equivariant Riemann-Roch formula
Wednesday 9 September
Wolfgang Schief (UNSW)
(Discrete) projective minimal surfaces
Wednesday 16 September
Thomas Leistner (Adelaide)
Geodesic completeness of compact Lorentzian manifolds
Wednesday 23 September
Robert Marangell (Sydney)
The Space of Lagrangian Planes: A Gentle Introduction
Wednesday 7 October
Banghe Li (Chinese Academy of Sciences)
What is Hilbert's 15th Problem?
Wednesday 14 October
Satoshi Koike (Hyogo)
Relative Kuo's condition and Thom's type inequality
Wednesday 21 October
Pierre Milman (Toronto)
A Valuation Criterion of Hironaka
Wednesday 28 October
Lawrence Reeves (Melbourne)
Commutators in groups of piecewise projective homeomorpisms
Wednesday 9 December, 12:00-13:00
Jon Berrick (Yale-NUS College)
Exact sequences of braid and mapping class groups

Semester 1, 2015

Talks in Semester 1 will be on Thursdays from 12:00–13:00 in Carslaw 535A unless noted otherwise. The titles below should be linked to the abstracts.

Thursday 5 March
Zhou Zhang (Sydney):
Kähler-Ricci Flow with Cuspidal Spatial Asymptotic Behavior
Thursday 12 March
Laurentiu Paunescu (Sydney)
A'Campo Curvature Bumps and the Dirac Phenomenon Near A Singular Point
Thursday 19 March
Andy Hammerlindl (Monash)
Geometry and Dynamics
Thursday 26 March
Peter Samuelson (Toronto)
Deformations of the peripherial map for knot complements
Tuesday 31 March 14:00–15:00
Jeanne Clelland (Colorado)
Isometric embedding via strongly symmetric positive systems
Thursday 16 April
Scott McCallum (Macquarie)
Quantifier Elimination (QE) and Cylindrical Algebraic Decomposition (CAD): History and Recent Progress
Thursday 23 April
Adam Parusinski (Sophia Antipolis)
Proof of Whitney's fibering conjecture
Thursday 30 April
Joachim Gudmundsson (IT, Sydney)
Augmenting Graphs to Minimize the Diameter
Thursday 14 May
Laura Schaposnik (UIUC)
Higgs bundles, spectral data, and applications
Thursday 21 May
Kamil Bulinski (Sydney)
Ergodic Plünnecke inequalities
Thursday 28 May
Hemanth Saratchandran (Oxford)
Complements of tori in closed smooth simply connected 4-manifolds that admit a hyperbolic structure
Thursday 4 June
David Harvey (UNSW)
Some new point-counting algorithms
Thursday 11 June 15:00–16:00
Hyam Rubinstein (Melbourne)
Minimal surfaces in hyperbolic 3-manifolds

Summer break 2015

Friday 20 February, 11:00–12:00 in the AGR
Xi-Ping Zhu (Sun Yat-Sen University):
On Four-Manifolds With Positive Scalar Curvature