Lars Göttgens
PhD student in representation theory
Chair for Algebra and Representation Theory
RWTH Aachen University
Pontdriesch 14/16
52062 Aachen
Office: room 404
Email: goettgens (at) art (dot) rwth-aachen (dot) de
Phone: +49 241 80-92556
Research
- PhD topic: Combinatorial and computer algebraic methods for PBW deformations and their representations
- Development of the software project OSCAR
Past:
- 2020-2023: Student Assistant for the SFB-TRR 195 "Symbolic Tools in Mathematics and their Application" with Johannes Flake. Working on PolyBases.jl and PBWDeformations.jl
- Fall 2020: Research internship: Gröbner Bases for Fusion Products; The case n=3. with Ghislain Fourier and Johannes Flake
- Master thesis: Dynamic Programming on Shrub-Depth Decompositions with Peter Rossmanith
- Bachelor thesis: Connections between Graph Logic, Second-Order Logic and Logics with Team Semantics with Prof. Dr. Erich Grädel
Teaching
- Winter Term 2025/26: Linear Algebra I for Teachers, Teaching Assistant for PD Dr. Michael H. Mertens
- Winter Term 2025/26: Linear Algebra I for Teachers Dialogues, Teaching Assistant for PD Dr. Gohar Flad-Harutyunyan
- Summer Term 2025: Hands-On Workshops II, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Winter Term 2024/25: Hands-On Workshops I, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Summer Term 2024: Algebraic Geometry, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Summer Term 2024: Hands-On Workshops II, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Winter Term 2023/24: Lie algebras, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Winter Term 2023/24: Hands-On Workshops I, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Summer Term 2023: Seminar "Quiver representations", Teaching Assistant for Prof. Dr. Ghislain Fourier
- Summer Term 2023: Hands-On Workshops II, Teaching Assistant for Prof. Dr. Ghislain Fourier
- Winter Term 2020/21: Analysis for Computer Scientists, Student Assistant for Prof. Dr. Ghislain Fourier
- Summer Term 2020: Numerical Analysis II, Student Assistant for Prof. Dr. Lars Grasedyck
- Summer Term 2020: Practical Course in Mathematics, Student Assistant for Dr. Sven Groß
- Winter Term 2019/20: Numerical Analysis I, Student Assistant for Prof. Dr. Lars Grasedyck
- Winter Term 2019/20: Practical Course in Mathematics, Student Assistant for Dr. Sven Groß
- Summer Term 2019: Linear Algebra for Computer Scientists, Student Assistant for Prof. Dr. Gerhard Hiß
- Winter Term 2018/19: Discrete Structures, Student Assistant for Prof. Dr. Gerhard Hiß
Conferences and Workshops
- Joint Algebra Seminar, weekly, Aachen
Organizer since April 2023 - OSCAR Coding Sprint, 23–27 Feb 2026, Berlin
- lightning math night 2026,
14 Jan 2026, Aachen
Talk: Deligne's Interpolation Category: A Story about Caps and Cups - ARTIG 7, 12–13 Dec 2025, Garching bei München
- VUB Algebra Research Group Seminar,
3 Dec 2025, Brussels
Talk: Finding PBW deformations of U(gl_n) smash products - Annual meeting of the SFB-TRR 195, 22–25 Sep 2025, Tübingen
- Summer School "Computer Algebra with OSCAR", 15–19 Sep 2025, Lambrecht
Organizer (with C. Fieker, A. Frühbis-Krüger, M. Horn) - The Annual 2025 ÖMG-DMV Meeting, 1–5 Sep 2025, Linz
Talk: The Computer Algebra System OSCAR: Introduction and Examples, slides - ARTIG 6, 10–11 Jul 2025, Bochum
- The 11th Conference of the Fachgruppe Computeralgebra, 2–4 Jun 2025, Leipzig
Talk: The OSCAR Computer Algebra System, slides - Retreat of the SFB-TRR 195, 24–27 Mar 2025, Bad Münster
Talk: The state of OSCAR (with J. Abbott, T. Breuer, M. Horn), slides - ARTIG 5, 14–15 Feb 2025, Bonn
- FLINT development workshop, 27–31 Jan 2025, Palaiseau
- Nikolaus Conference 2024, 6–7 Dec 2024, Aachen
- OSCAR workshop, 16–20 Sep 2024, Kaiserslautern
- ICMS 2024, 22–25 Jul 2024, Durham
- Workshop: Representations of supergroups, 1–5 Jul 2024, Bonn
- ARTIG 4, 14–15 Jun 2024, Aachen
Talk: PBW deformations of U(g) smash products in OSCAR, slides
Organizer (with I. Ahmad, G. Fourier, G. Iezzi, F. Röhrich) - Flash Talks in Representation Theory at NTNU, 5 Jan 2024, online
- Representation Theory in Cologne, 8–9 Dec 2023, Cologne
- Representation Theory and Non-Commutative Geometry / ARTIG 3, 1–2 Dec 2023, Paderborn
- Third Annual Meeting of the SFB-TRR 195, 25–28 Sep 2023, Saarbrücken
- IRTG Joint Block Seminar on Category Theory, 18–22 Sep 2023, Trippstadt
- ARTIG 2, 23–24 Jun 2023, Stuttgart
- Summer School "Quadratic forms and applications in algebraic geometry", 30 May – 2 Jun 2023, Aachen
- Flash Talks in Representation Theory at NTNU, 6 Jan 2023, online
- Nikolaus school "Computational Geometry", 28 Nov – 1 Dec 2022, Kaiserslautern
- 5th ABCD (Aachen-Bochum-Cologne-Darstellungstheorie)-Seminar, 12 Jul 2022, Aachen
- Flash Talks in Representation Theory at NTNU, 4 Jan 2022, online
- Fifth annual conference of the SFB-TRR 195, 13–16 Sep 2021, online
- Summer School "Computer algebra", 6–10 Sep 2021, online
- Workshop on Logics of Dependence and Independence (LoDE 2020V), 10–12 Aug 2020, online
Misc
- GitHub: lgoettgens
- GitLab: lgoe