Lunds universitet

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Lea Miko Versbach

PhD student, Numerical Analysis


High order discretizations for uncompressible flows. Implicit Discontinuous Galerkin spectral element methods (DG-SEM). Design of new multigrid methods to improve the computational speed of DG-SEM. Space-time DG methods.

Supervised by Philipp Birken and Gregor Gassner.

Teaching assistant


Articles in Scientific Journals

  1. L. Versbach, P. Birken, G. Gassner: Subcell Finite Volume Multigrid Preconditioning for High Order Discontinuous Galerkin Methods, International Journal of Computational Fluid Dynamics (2019), DOI: 10.1080/10618562.2019.1667983

Conference proceedings

  1. L. Versbach, P. Birken, G. Gassner: Finite Volume based multigrid preconditioners for discontinuous Galerkin methods. PAMM 18. DOI: 10.1002/pamm.201800203
  2. P. Birken, G. Gassner and L. Versbach: Multigrid Preconditioners for Space-Time DG for Compressible Flows. WCCM-ECCOMAS2020. DOI: 10.23967/wccm-eccomas.2020.212

Licentiate Thesis 

  • The PDF of my licentiate thesis can be found here.




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