# Talks

*Keynote talks (40 minutes):*

Astrid An Huef, Victoria University of Wellington

Amenability of quasi-lattice ordered groups pdf

Anthony Bak, Bielefeld

The classification of subgroups of a group which are invariant under the action by conjugation of a fixed subgroup pdf

Intan Muchtadi-Alamsyah, Institut Teknologi Bandung

Stability of Gorenstein graded flat modules pdf

*Contributed talks (20 minutes):*

Brian Alspach, University of Newcastle

On (1,2)-invariant graphs pdf

Becky Armstrong, The University of Sydney

Simple graph algebras pdf

*Sup: Aidan Sims, Nathan Brownlowe*

Alex Bishop, University of Newcastle

Geodesic Growth of the Fabrykowski-Gupta Group pdf

*Sup: Murray Elder*

Nathan Brownlowe, The University of Sydney

Semigroup C*-algebras pdf

Timothy Bywaters, University of Sydney

Endomorphisms, subgroups and quotients of totally disconnected locally compact groups pdf

*Sup: Jacqui Rammage, George Willis*

Alex Casella, University of Sydney

Understanding 3-manifolds by their character variety pdf

*Sup:* *Stephan Tillmann, Alexander Molev*

James East, WSU

Congruences on infinite partition monoids pdf

Michal Ferov, UTS

Isomorphism problem for virtually free groups pdf

Sasha Fish, University of Sydney

Pleasant actions on Z^N pdf

Barry Gardner, University of Tasmania

Radicals and Idempotents

Volker Gebhardt, Western Sydney University

Parabolic subgroups of Artin-Tits groups of spherical type pdf

Yoong Kuan Goh, UTS

Permutations sorted by a finite and an infinite stack in series pdf

*Sup: Murray Elder*

Eli Hazel, La Trobe University

A restricted Priestley duality on bounded distributive lattices with order-inverting operation pdf

*Sup: Tomasz Kowalski*

Roozbeh Hazrat, Western Sydney University

Strongly graded rings

Marcel Jackson, La Trobe University

All or nothing take 2

Tim Koussas, La Trobe University

Natural dualities for finite semigroups pdf

*Sup: Marcel Jackson*

Huanhuan Li, Western Sydney University

Graded Steinberg algebras and partial actions pdf

Yinan Li, UTS

On testing isomorphism of finite *p*-groups of class 2 and exponent *p *pdf

*Sup: Youming Qiao*

Raimund Preusser, University of Brasilia

Sandwich classification for classical-like groups over commutative rings pdf

Youming Qiao

On the non-commutative rank of a symbolic matrix pdf

Iain Raeburn, Victoria University of Wellington

Gradings of C*-algebras pdf

Colin Reid

Separability and commensurated subgroups pdf

Subhrajyoti Saha, Monash

Skeleton Groups in Coclass Graphs

*Sup: Heiko Dietrich*

Aidan Sims, Wollongong

Reconstruction of groupoids from pairs of algebras pdf

Chris Taylor, LaTrobe University

Lattices of subgraphs pdf

*Sup: Tomasz Kowalski*

Lauren Thornton, University of the Sunshine Coast

Base radical and semisimple class operators for finite associative rings pdf

*Sup: Robert McDougall*

Mike Whittaker, University of Glasgow

Self-similar groupoid actions pdf

Binzhou Xia, University of Melbourne

Graphical regular representations of groups of prescribed valency pdf

Kai Siong Yow, Monash University

Characterisations of Extended Tutte Invariants

*Sup: Graham Farr, Kerri Morgan*