
Seminar 
Geometry and Topology Seminar: Charles Katerba (Montana State)  Twist knot intersections in the character variety of the Whitehead link 
Boris Lishak  20 May 
Algebra Seminar: Campbell  A counterexample in quasicategory theory 
Kevin Coulembier  16 May 
MaPSS: Maths Postgraduate Seminar Series: Kane Townsend  Minimal parabolic subsystems containing Sylow subgroups in Weyl groups and finite groups of Lie type 
Eric Hester  16 May 
Algebra Seminar: Thomas  Platonic lattices for trivalent Platonic polygonal complexes 
Kevin Coulembier  15 May 
Applied Maths Seminar: Dragovic  Triangular Schlesinger systems, Painleve VI equations, and superelliptic curves 
Eduardo Altmann  15 May 
Informal Friday Seminar: Burrull  The Bernstein presentation of the Hecke algebra 
Anna Romanov  14 May 
Geometry and Topology Seminar: Alex Casella (Florida State)  Coordinates for real projective structures using ideal triangulations 
Boris Lishak  12 May 
Algebra Seminar: Gibson  A Demazure Character formula for the product monomial crystal, and connections to generalised Schur modules 
Kevin Coulembier  9 May 
MaPSS: Maths Postgraduate Seminar Series: Jacqui Ramagge  My Life in Maths 
Eric Hester  9 May 
Applied Maths Seminar: Griffiths  Temperature dependent viscosity flows  analysis and applications 
Eduardo Altmann  8 May 
Geometry and Topology Seminar: Matthias Lesch (University of Bonn)  The resolvent expansion of geometric operators on singular spaces 
Boris Lishak  6 May 
MaPSS: Maths Postgraduate Seminar Series: Yeeka Yau  Coxeter systems for which the BrinkHowlett automaton is minimal 
Eric Hester  2 May 
Joint Colloquium: David Harvey  Integer multiplication in time O(n log n) 
Leo Tzou  30 Apr 
Informal Friday Seminar: Losev  Modular representations of semisimple Lie algebras 
Anna Romanov  30 Apr 
Informal Friday Seminar: Baine  Representations of SL_2(F_q), Part II 
Anna Romanov  29 Apr 
Geometry and Topology Seminar: Xianfeng Wang (Nankai)  Minimal Lagrangian submanifolds of the complex hyperquadric 
Boris Lishak  29 Apr 
MaPSS: Maths Postgraduate Seminar Series: Connor Smith  Introduction to Feature Stability and Selection in Regression Models 
Eric Hester  29 Apr 
Algebra Seminar: Loseu  Representations of quantized Gieseker varieties and higher rank Catalan numbers 
Kevin Coulembier  29 Apr 
Informal Friday Seminar: Baine  Representations of SL_2(F_q) 
Anna Romanov  23 Apr 
Algebra Seminar: Lesch  The KO valued spectral flow for skewadjoint Fredholm operators 
Kevin Coulembier  23 Apr 
Algebra Seminar: Halacheva  Branching in Schubert calculus and selfdual puzzles 
Kevin Coulembier  17 Apr 
MaPSS: Maths Postgraduate Seminar Series: Joel Gibson  An introduction to errorcorrecting codes 
Eric Hester  14 Apr 
Geometry and Topology Seminar: Ramiro Lafuente (UQ)  Homogeneous Einstein manifolds via a cohomogeneityone approach 
Boris Lishak  12 Apr 
Informal Friday Seminar: Bellamy  Symplectic singularities and their quantizations 
Anna Romanov  10 Apr 
MaPSS: Maths Postgraduate Seminar Series: Carol Badre  An Introduction to BassSerre Theory 
Eric Hester  8 Apr 
Langlands Program Seminar: Lehrer 
Gus Lehrer  3 Apr 
Informal Friday Seminar: Bellamy  Symplectic singularities and their quantizations 
Anna Romanov  1 Apr 
MaPSS: Maths Postgraduate Seminar Series: Claire Jiao  Dualitybased approach to stochastic control 
Eric Hester  30 Mar 
Geometry and Topology Seminar: Colin Guillarmou (Orsay)  On Fried conjecture (Lefschetz formula for flows) for Anosov flows 
Boris Lishak  29 Mar 
MaPSS: Maths Postgraduate Seminar Series: Alice Belliere  Desynchronization of the Kuramoto model using the collective coordinates 
Eric Hester  24 Mar 
Informal Friday Seminar: Bellamy  Symplectic singularities and their quantizations 
Anna Romanov  23 Mar 
Geometry and Topology Seminar: Anita Liebenau (UNSW)  On Ramsey equivalence in graph theory 
Boris Lishak  19 Mar 
Informal Friday Seminar: Parkinson  Hecke algebras with unequal parameters, part II: Plancherel theorems 
Anna Romanov  18 Mar 
MaPSS: Maths Postgraduate Seminar Series: Nathan Duignan  Simultaneous Binary Collisions and the Mysterious 8/3 
Eric Hester  18 Mar 
Geometry and Topology Seminar: Marco Mazzucchelli (ENS Lyon)  Periodic orbits of exact magnetic flows on surfaces 
Boris Lishak  14 Mar 
MaPSS: Maths Postgraduate Seminar Series: Giulian Wiggins  Abstract Voting Theory 
Eric Hester  11 Mar 
Geometry and Topology Seminar: Volker Schlue (Melbourne)  Geometry of expanding black hole cosmologies 
Boris Lishak  5 Mar 
Geometry and Topology Seminar: Marcelo Laca (Victoria)  Equilibrium and monoidal growth 
Boris Lishak  25 Feb 
Geometry and Topology Seminar: Masanori Kobayashi (Tokyo Metropolitan)  Application of tropical geometry to scheduling problem 
Boris Lishak  21 Feb 
Geordie’s Seminars: Geordie Williamson  Langlands correspondence and Bezrukavnikov’s equivalence 
Laurentiu Paunescu  20 Feb 
Day of Dynamics  Dynamical Systems 
Leo Tzou  12 Feb 
Geometry and Topology Seminar: Wilderich Tuschmann (Karlsruhe)  Spaces and Moduli Spaces of Nonnegatively Curved Riemannian Metrics 
Boris Lishak  12 Feb 
Informal Friday Seminar: Soren Galatius  $E_\infty$cells and general linear groups of finite fields 
Anna Romanov  6 Feb 
Informal Friday Seminar: Will Donovan  Perverse schobers on mirror moduli spaces 
Anna Romanov  5 Feb 
Geometry and Topology Seminar: Soren Galatius (Copenhagen)  Tropical curves, graph homology, and top weight cohomology of \(M_g\) 
Boris Lishak  1 Feb 
Geometry and Topology Seminar: Yann Bugeaud (Strasbourg)  Exponential Diophantine equations 
Boris Lishak  29 Jan 
Geometry and Topology Seminar: Ruth Kellerhals (Fribourg)  Small hyperbolic orbifolds and Coxeter groups 
Boris Lishak  17 Jan 
Geometry and Topology Seminar: Maggie Miller (Princeton)  Diagrams for surface isotopies in 4manifolds 
Boris Lishak  16 Jan 
Geometry and Topology Seminar: Suhyoung Choi (KAIST)  Lensshaped totally geodesic ends of convex real projective manifolds 
Boris Lishak  10 Dec 
Geometry and Topology Seminar: Robert Lowe (TU Berlin)  Secondary fans of punctured Riemann surfaces 
Boris Lishak  19 Nov 
Geometry and Topology Seminar: Jesse GellRedman (Melbourne)  Index of nonelliptic operators 
Boris Lishak  13 Nov 
Geometry and Topology Seminar: Enrico Le Donne (Jyvaskyla)  Boundaries, conformal maps, and subRiemannian geometry 
Boris Lishak  5 Nov 
Geometry and Topology Seminar: Alexander Majchrowski (Sydney)  LevelSet and Surgery Approaches to BrendleHuisken GFlow 
Boris Lishak  30 Oct 
Geometry and Topology Seminar: Michal Ferov (UTS/Newcastle)  Quantifying complexity for the isomorphism problem of hyperbolic groups 
Boris Lishak  22 Oct 
Joint Colloquium: Martin  Prime number races 
Leo Tzou  18 Oct 
Geometry and Topology Seminar: Diletta Martinelli (Edinburgh)  An introduction to the birational geometry of moduli spaces of stable objects 
Boris Lishak  15 Oct 
Geometry and Topology Seminar: Iva Halacheva (Melbourne)  Tangles and Alexander type invariants 
Boris Lishak  28 Sep 
Geometry and Topology Seminar: Yusra Naqvi (Sydney)  LittlewoodRichardson coefficients for Jack polynomials 
Boris Lishak  17 Sep 
Geometry and Topology Seminar: Andre van Renssen (Sydney)  Routing Among Obstacles 
Boris Lishak  6 Sep 
Geometry and Topology Seminar: KwokKun Kwong (Sydney)  Some quantitative comparison theorems in Riemannian geometry 
Boris Lishak  28 Aug 
Geometry and Topology Seminar: John Nicholson (UCL)  Poincare 3complexes and StablyFree Modules over Integral Group Rings 
Boris Lishak  20 Aug 
Geometry and Topology Seminar: Montek Singh Gill (Michigan)  Chains and cochains on spectra 
Boris Lishak  3 Aug 
Geometry and Topology Seminar: Michelle Chu (UCSB)  Quantifying virtual properties of arithmetic hyperbolic 3manifolds 
Boris Lishak  27 Jul 
Joint Colloquium: Masoud Kamgarpour  Symmetries in mathematics: a personal perspective 
Alexander Fish  Mar 14 
Joint Colloquium: Prof. Xiao Zhang  Some Geometrical Problems in General Relativity 
Alexander Fish  Mar 14 
Joint Colloquium: Bursztyn  Lie theory and geometry of groupoids 
Alexander Fish  Jan 14 
Joint Colloquium: Henrik Kragh Sørensen  Abel’s exception, history of infinity and cognitive accounts of mathematics: One chance fumbled and another one missed 
Alexander Fish  Jan 14 
AGR Seminar: Prof. George Willis  Amenability, measure and randomness in groups 
Alexander Fish  Nov 13 
Joint Colloquium: Coquereaux  From the representation theory of compact Lie groups and their finite subgroups to modular fusion categories associated with affine Lie algebra at some level (or quantum groups at roots of unity) and their modulecategories 
Alexander Fish  Oct 13 
Joint Colloquium: Dykema  Invariant suspaces and upper triangular forms for classes of infinite dimensional operators 
Alexander Fish  Oct 13 
Joint Colloquium: Xiaodong Cao  Ricci flow, Einstein manifolds and Ricci solitons 
Alexander Fish  Oct 13 
Joint Colloquium: Dyer  The counting constraint satisfaction problem 
Alexander Fish  May 13 
Joint Colloquium: Sukhendu Mehrotra  Noncommutative K3 surfaces 
Alexander Fish  May 13 
Joint Colloquium: Anthony Licata  Positivity and integrality from higher representation theory 
Alexander Fish  Apr 13 
Joint Colloquium: Palsson  kpoint configurations and multilinear generalised Radon transforms 
Alexander Fish  Apr 13 
MATH2917 Presentations  Geometry and Topology of Surfaces 
Stephan Tillmann  Sep 12 

Meeting 
Soccer this Friday at 16:30 
Anna Romanov  9 May 
EMCRs: Science at Shine Dome 
Stephanie Swanson  6 May 
Soccer this Friday at 16:30  weather dependent 
Anna Romanov  2 May 
USyd workshop "Groupoids, Graphs, and Algebras" 
Nathan Brownlowe  24 Apr 
Workshop: Triangulated Categories in Geometry and Representation Theory 
Oded Yacobi  22 Nov 
Flags, Galleries and Reflection Groups 
Anne Thomas  29 Oct 

Deadline 
International Visitor Program for 2020  application deadline 28 July 
Anthony Henderson  12 Dec 

Announce 
Calls for (female) speakers for SUMS 
Kevin Wang  17 Feb 
Mathematika licences  available software 
Andrew Mathas  Jun 17 
Future Fellowship: congratulations to Zhou Zhang 
Andrew Mathas  Dec 15 
Geordie Williamson to Receive 2016 AMS Chevalley Prize 
Andrew Mathas  Nov 15 
Congratulations to Jean Yang!! 
Andrew Mathas  Nov 15 
Announcing: Choose Maths Travel Grants for Women 
Andrew Mathas  Nov 15 
ARC Grant Success 
Andrew Mathas  Oct 15 
Australian Museum Eureka Prizes  Jean and Mary finalists 
Andrew Mathas  Jul 15 
Physicists show bias against female job applicants 
Andrew Mathas  Oct 13 
Congratulations to Anthony Henderson 
Gus Lehrer  Dec 10 
SUPRA  Guide to writing a thesis 
Andrew Mathas  Jun 08 
Joost van Hamel: 4 August 196912 January 2008 
Andrew Mathas  Jan 08 

Info 
Unikey login and /loc/ objects 
Paul Szabo  Jul 07 
Laptops, wired and wireless connections 
Paul Szabo  Oct 05 
Evacuation Procedure 
Leon Poladian  Sep 12 
Stroke recognition  early & life saving 
Janet Thomas  Nov 05 

ITMatters 
Sad news: ICT HelpDesk to be no more 
Paul Szabo  10 May 
Mac users: VNC writeup available 
Paul Szabo  May 17 
Transparent proxy (no proxy settings needed) 
Paul Szabo  Nov 13 
Ricoh printers: hold print, locked print features 
Paul Szabo  Sep 11 

Other 
Australia’s Future: STEM 
Leon Poladian  Mar 14 
Dean on wages 
Paul Szabo  Sep 13 
Garton on pay rates 
Paul Szabo  Aug 13 
VC on financial position 
Paul Szabo  Jul 13 
VC to allstaff: casuals are untrained 
Paul Szabo  Aug 13 
When your phone stops working, change your internet banking password 
Paul Szabo  Jul 13 
Do not fall victim to scam/fake tech support calls 
Paul Szabo  Aug 12 
