Study group on Loop Braid Groups, TQFTs, Higher Gauge Theory & Friends

Date Room Time Material covered Speaker Notes
17/10/2019 Mall 1 10:30 - 12:00 You could have invented crossed modules! João Faria Martins PDF
01/11/2019 Mall 2 14:00 - 15:30 Topogical quantum field theories for cospan cobordism Fiona Torzewska
15/11/2019 Magic Room 14:00 - 15:30 You could have invented crossed modules! Part 2 Celeste Damiani PDF
29/11/2019 Leonard Rogers Room 14:00 - 15:30 Various versions of Seifert - Van Kampen theorem Hadeel Albeladi
12/12/2019 Magic Room 11:00 - 12:30 Various versions of Seifert - Van Kampen theorem 2 Gabriele Lobbia PDF


Archive

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Date Room Time Material covered Speaker Notes
04/10/18 RVC Meeting Room 16:00 - 17:30 Classical surface braid groups
(as paths in configuration spaces, and as geometric braids)
Celeste Damiani PDF
17/10/18 Mall 2 14:00 - 15:30 Digression on braids on graphs Group discussion PDF
31/10/18 Leonard Rogers Room 14:00 - 15:30 Braids as mapping classes Celeste Damiani PDF
14/11/18 Mall 2 14:00 - 15:30 Artin's representation;
A step to one dimension higher: Loop Braid Groups
Celeste Damiani;
Fiona Torzewska
PDF
PDF
28/11/18 Mall 2 14:00 - 15:30 Loop Braid Groups
as mapping class groups and in configuration spaces
Fiona Torzewska PDF
12/12/18 Mall 2 14:00 - 15:30 Special session of the Algebra Seminar Markus Szymik (NTNU)
19/12/18 Mall 2 14:00 - 15:30 Loop Braid Groups
as configuration spaces + presentations;
Loop Braid Groups
as conjugating automorphisms of free groups
Fiona Torzewska
Hadeel Albeladi
PDF
PDF
16/01/19 Mall 2 14:00 - 15:30 Wrapping up Loop Braid Groups definitions:
ribbon braids and the relation with ribbon torus links,
plus some diagrammatics
Celeste Damiani PDF
30/01/19 Mall 2 14:00 - 15:30 Burau representation for Braid Groups and Loop Braid Groups, part 1 João Faria Martins
12/02/19 Leonard Rogers 13:00 - 14:30 Burau representation for Braid Groups and Loop Braid Groups, part 2 João Faria Martins
19/02/19 RVC Meeting Room 13:00 - 14:30 Burau representation for Braid Groups and Loop Braid Groups, part 3 João Faria Martins
12/03/19 RVC Meeting Room 13:00 - 14:30
26/03/19 RVC Meeting Room 13:00 - 14:30 Homotopy classification of ribbon tubes and welded string links Paolo Bellingeri
9/04/19 Leonard Rogers 13:00 - 14:30 Burau representation for Braid Groups and Loop Braid Groups, part 5 João Faria Martins
30/04/19 Mall 1 13:00 - 14:30 Extending other representations: Wada's representations;
we will start from this paper
Celeste Damiani
07/05/19 Mall 1 13:00 - 14:30 (talks rehearsals)
21/05/19 RVC meeting room 13:00 - 14:30 CANCELLED
04/06/19 Leonard Rogers 13:00 - 14:30 Study of: "Braid groups and Iwahori-Hecke algebras" - S. Bigelow - part 1 Hadeel Albeladi
18/06/19 Leonard Rogers 13:00 - 14:30 Study of: "Braid groups and Iwahori-Hecke algebras" - S. Bigelow - part 2 Hadeel Albeladi