Thu | Nov 24 | 23:00 | Matthew Conder | Two-generator subgroups of SL2 over local fields | |

Fri | Nov 04 | 03:00 | Alexander Hulpke | Constructing Perfect Groups | |

Fri | Oct 07 | 05:00 | Volker Diekert | Decidability of membership problems for $2\times 2$ matrices over $\mathbb{Q}$ | |

Fri | Oct 07 | 03:30 | Eric Freden | Aspects of growth in Baumslag-Solitar groups | |

Fri | Oct 07 | 01:00 | Kane Townsend | Hyperbolic groups with $k$-geodetic Cayley graphs | |

Fri | Jul 01 | 04:00 | George Willis | Groups acting on regular trees and t.d.l.c. groups | |

Fri | Jul 01 | 01:30 | Matthew Conder | Discrete two-generator subgroups of PSL(2,Q_p) | |

Fri | Jul 01 | 00:00 | Claudio Bravo | Quotients of the Bruhat-Tits tree function filed analogs of the Hecke congruence subgroups | |

Fri | Apr 01 | 05:00 | Roozbeh Hazrat | Sandpile models and Leavitt algebras | |

Fri | Apr 01 | 03:30 | Camila Sehnem | Equilibrium on Toeplitz extensions of higher dimensional noncommutative tori | |

Fri | Apr 01 | 01:00 | Max Carter | Unitary representations and the type I property of groups acting on trees | |

Fri | Mar 04 | 05:00 | James Parkinson | Automorphisms and opposition in spherical buildings. | |

Fri | Mar 04 | 03:30 | Jeroen Schillewaert | The geometries of the Freudenthal-Tits magic square | |

Fri | Mar 04 | 01:00 | Michal Ferov | Automorphism groups of Cayley graphs of Coxeter groups: when are they discrete? | |

Fri | Feb 04 | 03:30 | Sebastian Bischof | (Twin) Buildings and groups | |

Fri | Feb 04 | 01:00 | Anne Thomas | A gallery model for affine flag varieties via chimney retractions | |

Mon | Nov 01 | 08:00 | Francois Thilmany | Uniform discreteness of arithmetic groups and the Lehmer conjecture | |

Mon | Nov 01 | 06:30 | Sanghyun Kim | Optimal regularity of mapping class group actions on the circle | |

Mon | Sep 27 | 08:00 | Tim de Laat | Gelfand pairs, spherical functions and exotic group C*-algebras | |

Mon | Sep 27 | 06:30 | Siegfried Echterhoff | Amenable group actions on C*-algebras and the weak containment problem | |

Mon | Aug 30 | 08:00 | George Willis | Constructing groups with flat-rank greater than 1 | |

Mon | Aug 09 | 08:00 | James Parkinson | Automata for Coxeter groups | |

Mon | Aug 09 | 06:30 | Sven Raum | Locally compact groups acting on trees, the type I conjecture and non-amenable von Neumann algebras | |

Mon | Jul 05 | 08:00 | Lancelot Semal | Unitary representations of totally disconnected locally compact groups satisfying Ol'shanskii's factorization | |

Mon | Jun 21 | 08:00 | Ilaria Castellano | The Euler characteristic and the zeta-functions of a totally disconnected locally compact group | |

Mon | Jun 21 | 06:30 | Yves Stadler | Highly transitive groups among groups acting on trees | |

Mon | Jun 07 | 06:30 | Waldemar Hołubowski | Normal subgroups in the group of column-finite infinite matrices | |

Mon | May 24 | 08:00 | Zoe Chatzidakis | A new invariant for difference fields | |

Mon | May 24 | 06:30 | Libor Barto | CSPs and Symmetries | |

Mon | May 10 | 08:00 | Robert Kropholler | Groups of type FP_2 over fields but not over the integers | |

Mon | May 10 | 06:30 | Yago Antolin | Geometry and Complexity of positive cones in groups. | |

Mon | Apr 19 | 08:00 | Laura Ciobanu | Free group homomorphisms and the Post Correspondence Problem | |

Mon | Apr 19 | 06:30 | Zoe Chatzidakis | A new invariant for difference fields | |

Mon | Feb 22 | 09:00 | Giles Gardam | Kaplansky's conjectures | |

Mon | Feb 22 | 07:30 | Paul Henry-Leemann | Cayley graphs with few automorphisms | |

Mon | Jan 25 | 09:00 | Charles Cox | Spread and infinite groups | |

Mon | Jan 25 | 07:30 | François Le Maître | Dense totipotent free subgroups of full groups | |

Mon | Nov 23 | 09:00 | Florian Breuer | Realising general linear groups as Galois groups | |

Mon | Nov 23 | 07:30 | William Hautekiet | Automorphism groups of transcendental field extensions | |

Mon | Nov 09 | 09:00 | Henry Bradford | Quantitative LEF and topological full groups | |

Fri | Oct 16 | 00:30 | Lawrence Reeves | Irrational-slope versions of Thompson’s groups T and V | |

Thu | Oct 15 | 23:00 | Rachel Skipper | Maximal Subgroups of Thompson's group V | |

Fri | Oct 02 | 07:30 | Feyisayo Olukoya | The group of automorphisms of the shift dynamical system and the Higman-Thompson groups | |

Fri | Oct 02 | 06:00 | Alejandra Garrido | When is a piecewise (a.k.a topological) full group locally compact? | |

Fri | Sep 18 | 06:30 | Michael Giudici | The synchronisation hierarchy for permutation groups | |

Fri | Sep 18 | 05:00 | Gabriel Verret | Local actions in vertex-transitive graphs | |

Sun | Jul 05 | 08:00 | Lancelot Semal | Unitary representations of totally disconnected locally compact groups satisfying Ol'shanskii's factorization | |

Fri | Jun 05 | 06:30 | Mark Hagen | Hierarchical hyperbolicity from actions on simplicial complexes | |

Fri | Jun 05 | 05:00 | Federico Berlai | From hyperbolicity to hierarchical hyperbolicity | |