Institute of Mathematics

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Dr. Benedikt Grässle

Institut für Mathematik
Universität Zürich
Winterthurerstrasse 190
CH-8057 Zürich

E-Mail:
Office: Y27J08
Working group:
Prof. Dr. Stefan Sauter

See also my personal homepage


Vita

  • Since 10/2024: PostDoc at the University of Zurich (Research group of Prof. Dr. Stefan Sauter)
  • 2022–2024: PhD student and research assistant at Humboldt-Universität zu Berlin (Supervisor: Prof. Dr. Carsten Carstensen)
  • 2020–2021: Master student at Humboldt-Universität zu Berlin in Mathematics
  • 2015–2019: Bachelor student at Humboldt-Universität zu Berlin (double degree in Mathematics and Computer Science)

Research

  • Numerical analysis of partial differential equations
  • Integral equations for transmission problems
  • Development and implementation of fast solvers
  • Galerkin and non-standard finite element methods (FEM)
  • High-precision computation of eigenvalue problems
  • A posteriori error analysis and numerical verification
  • Convergence analysis of adaptive schemes

 

Publications

Lectures & Seminars

FS 25

Lectures
MAT802.1
Numerical Methods for Elliptic and Parabolic Partial Differential Equations
Do
08.00-09.45
Y27H12
Fr
08.00-09.45
Y27H12

MAT802DP.1
Numerical Methods for Elliptic and Parabolic Partial Differential Equations
Do
08.00-09.45
Y27H12
Fr
08.00-09.45
Y27H12

MAT802DP.2
Exercises Numerical Methods for Elliptic and Parabolic Partial Differential Equations
Mo
13.00-14.45
Y27H28

Publications

Benedikt Grässle, Stefan Sauter (2025). Dirichlet-to-Neumann operator for the Helmholtz problem with general wavenumbers on the n-sphere. (submitted 2025)

Nis-Erik Bohne, Benedikt Grässle, Stefan Sauter (2024). Pressure-improved Scott-Vogelius type elements. Calcolo, Vol. 62, pp. 1126-5434, (2024) link,

Benedikt Grässle, Nis-Erik Bohne, Stefan Sauter (2022). The pressure-wired Stokes element: a mesh-robust version of the Scott-Vogelius element. Numerische Mathematik, online first (Aug. 2024) link,