This is our main research seminar. Talks are given both by guests and members of our group.

We will run our seminar in a hybrid format. You can either join us in room U2-135 or on Zoom (ID: 967 5722 2699). For the meeting password please contact a member of our working group. If you join us on the campus, please mind the $\href{https://uni-bielefeld.de/themen/coronavirus/organisationsverfuegung/}{\textbf{3G-Regel}}$.

Date | Time | Room | Speaker | Title | Abstract |
---|---|---|---|---|---|

13 Oct 2021 | This is a free slot. | ||||

20 Oct 2021 | This is a free slot. | ||||

27 Oct 2021 | 14:15 - 15:15 | Zoom | Ilaria Castellano | Automorphism groups of regular trees: from the Euler-Poincaré characteristic to the double coset zeta-functions | |

3 Nov 2021 | This is a free slot. | ||||

10 Nov 2021 | 14:15 - 15:15 | Zoom | Jacob Landgraf (Notre Dame) | Cutting and Pasting in the Torelli subgroup of $Out(F_n)$ | |

17 Nov 2021 | 14:15 - 15:15 | Zoom | Tara Brendle (Glasgow) | The mapping class group of connect sums of $S^2\times S^1$ | |

24 Nov 2021 | 14:15 - 16:00 | U2-135 | Lukas Kühne (Bielefeld) | Matroids and algebra | |

1 Dec 2021 | 14:15 - 15:15 | Zoom | Mireille Soergel (Dijon) | Systolic complexes and group presentations | |

8 Dec 2021 | 14:15 - 15:15 | U2-135 | Joshua Maglione (Bielefeld) | Geometry of flag Hilbert–Poincaré series | |

15 Dec 2021 | 14:15 - 15:15 | Zoom | Max Kutler (Ohio State) | Motivic and topological zeta functions of matroids | |

22 Dec 2021 | 14:15 - 15:15 | Zoom | Alex Evetts (Manchester) | Conjugacy growth in nilpotent groups | |

5 Jan 2022 | This is a free slot. | ||||

12 Jan 2022 | 14:15 - 15:15 | Zoom | Anneleen De Schepper (Ghent) | $F_4$ in $E_7$ | |

17 Jan 2022 | 14:15 - 15:15 | Zoom | Karthika Rajeev (HHU Düsseldorf) | Representation growth of Grigorchuk-Gupta-Sidki groups (GGS-groups) | |

26 Jan 2022 | 14:15 - 15:15 | Zoom | Conchita Martínez-Pérez (University of Zaragoza) | On the Sigma-invariants for even Artin groups of FC-type | |

2 Feb 2022 | 14:15 - 15:15 | Zoom | Tim Burness (Bristol) | The soluble graph of a finite group |