Institut für Angewandte Mathematik (Math D)
Dipl.-Ing. Dr.techn. Christian Köthe
Postal Address Technische Universität Graz
Institut für Angewandte Mathematik
Steyrergasse 30/III
A 8010 Graz
Phone +43(0)316-873-8624
Room ST 03 156
Electronic Mail c.koethe@tugraz.at
Office hour by arrangement
Research Interests
  • Space-time finite element methods
  • A posteriori error estimators and adaptivity
  • Shape optimization
  • Optimization of electrical machines
Projects
  • Collaborative Research Center (SFB F90) "CREATOR -- Computational Electric Machine Laboratory"
Publications
Preprints
  1. C. Köthe, O. Steinbach.
    Adaptive least-squares space-time finite element methods for convection-diffusion problems, 2025, arXiv.

  2. C. Köthe, R. Löscher, O. Steinbach.
    Adaptive least-squares space-time finite element methods, 2023, arXiv.
Thesis
  1. C. Köthe.
    Adaptive least-squares space-time finite element methods,
    PhD thesis, Graz University of Technology, 2025. Book

  2. C. Köthe.
    PDE-constrained shape optimization for coupled problems using space-time finite elements,
    Master's thesis, Graz University of Technology, 2020. Link
Activities
  • A space-time minimal residual method for nonlinear parabolic problems,
    Workshop on "Fast solvers for nonlinear time-dependent problems" in Special Semester on Computational Methods for Electric Machines, Linz, 10.11-14.11.2025 (invited talk)

  • A space-time minimal residual method for nonlinear parabolic evolution equations,
    23. Workshop on Fast Boundary Element Methods and Space-Time Discretization Methods, Kleinwalsertal, 24.9-27.9.2025 (talk)

  • Space-time least-squares FEM for convection-diffusion problems,
    GAMM 2025, Poznan, 7.4-11.4.2025 (talk)

  • Space-time finite element methods,
    SFB Creator retreat, Linz, 11.11-15.11.2024 (poster)

  • Space-time least-squares FEM for convection-diffusion problems,
    Data and Physics-Based Modelling, Simulation and Optimization in Industrial Applications, Györ, 9.10-11.10.2024 (talk)

  • Space-time least-squares FEM for convection-diffusion problems,
    22. Workshop on Fast Boundary Element Methods and Space-Time Discretization Methods, Kleinwalsertal, 26.9-29.9.2024 (talk)

  • Space-time least-squares finite element methods,
    Chemnitz FE Symposium, Chemnitz, 9.9-11.9.2024 (talk)

  • Space-time finite element methods,
    Advanced school on Hysteresis in functional materials: From Physical models to numerical simulations, Udine, 3.6-7.6.2024 (poster)

  • Space-time least-squares finite element methods,
    Mini-Workshop on "Modeling and simulation in electromagnetics", Linz, 3.4-4.4.2024 (talk)

  • Space-time finite element methods,
    SFB Creator retreat, Graz, 12.2-16.2.2024 (talk+poster)

  • Adaptive least-squares space-time finite element methods,
    Workshop Computational Mathematics, Graz, 30.11.2023 (talk)

  • Adaptive least-squares space-time finite element methods,
    21. Workshop on Fast Boundary Element Methods in Industrial Applications, Kleinwalsertal, 1.10.-4.10.2023 (talk)

  • Space-time finite element methods ,
    SFB Creator retreat, Seeheim, 11.7-14.7.2023 (poster)

  • Participant in the miniworkshop on "Modeling, simulation and optimization of electric machines",
    Linz, 3.7-4.7.2023

  • Space-time finite element methods for electric machines,
    SIAM Conference on Computational Science and Engineering (CSE 23), Amsterdam, 26.2-3.3.2023 (talk)

  • Participant in the miniworkshop on "Analysis and Numerics of Optimal Control Problems",
    Graz, 19.10.2022

  • Adaptive least-squares space-time finite element methods,
    Miniworkshop on "Space-Time Methods", Graz, 21.9.2022 (talk)

  • Participant in the summer school on "Boundary Element Methods (BEM)",
    Kleinwalsertal, 24.6.-28.6.2022