M. Sc. Constantin Greif
- Ulm University
- Institute for Numerical Mathematics
- Helmholtzstr. 20, Room 1.28
89081 Ulm
Tel: (+49) 731 50 31 706 - Email: constantin.greif(at)uni-ulm.de
- Office Hours: Please make an appointment via e-mail.
Constantin Greif, M. Sc.
Short CV:
- Oct. 2012 - Sep. 2015: Bachelor of Science, Mathematics and Management, Ulm University
- Aug. 2016 - May 2017: Master of Science, Mathematics, University of Wisconsin-Milwaukee (USA)
- Oct. 2015 - March 2019: Master of Science, Mathematics, Ulm University
- Since Oct. 2018: Scientific Employee, Institute for Numerical Mathematics, Ulm University
- Since April 2019: Ph.D. student, Institute for Numerical Mathematics, Ulm University
Teaching
- Numerical Methods for Partial Differential Equations (Summer term: 2021)
- High Performance Computing I (Winter term: '18/'19, '19/'20, '20/'21)
- High Performance Computing II (Summer term: 2019, 2020)
Research
Research Fields:
- Approximation methods using ridge functions.
- Reduced Basis Methods for parametric PDEs.
- N-widths of parametric PDEs.
- Hamilton-Jacobi-Bellman Equations.
Publications
- Decay of the Kolmogorov N-width for wave problems, Constantin Greif and Karsten Urban, Appl. Math. Lett., 2019. (arXiv)
- Linear/Ridge expansions: Enhancing linear approximations by ridge functions, Constantin Greif, Philipp Junk, and Karsten Urban, 2021. (arXiv)
Conferences
- Model Reduction of Parametrized Systems IV. 10-13 April 2018, Nantes (France).
- Model Order Reduction Summer School 2019. 23-27 September 2019, Eindhoven (Netherlands). Talk given.
- Low-Rank Models 2020. 12-17 January 2020, Villars-sur-Ollon (Switzerland). Poster presented.
- WCCM & ECCOMAS Congress 2021. 11-15 January 2021, virtual. Talk given.
- SIAM Conference on Computational Science and Engineering. 1-5 March 2021, virtual. Talk given.