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Winter Term 2019/20 Doctoral School Events
2019-11-8 Doctoral School Seminar (Inst. Mathematik, Heinrichstr. 36, 14:00—16:30, KFU)
Douglas R. Q. Pacheco (TU, advisor O. Steinbach): Stable space-time finite elements for incompressible flows

Abstract: Space-time finite element formulations differ from conventional methods by treating time and space in a similar manner. This means that time is considered as an additional dimension, so that the whole space-time domain is discretised with finite elements. Such formulations have proven attractive for the solution of various problems, for instance, by offering a natural framework for flow problems in moving domains. We present the space-time Taylor-Hood element: second-order interpolation for the velocity and first-order interpolation for the pressure - with the same degree in space and time. This yields a stable method and provides optimal convergence for pressure, velocity and stresses. [hide abstract]

Julian Zalla (TU, advisor M. Kang): j-tight paths in random hypergraphs [show abstract]
Peter Schlosser (TU, advisor J. Behrndt): Time evolution of superoscillations [show abstract]
2020-01-10 Doctoral School Seminar (Seminarraum 2 des Instituts für Geometrie, Kopernikusgasse 24, 9:30—12:00, TU)
Christian Lindorfer (TU, advisor W. Woess): A general bridge theorem for self-avoiding walks [show abstract]
Martin Schwinzerl (KFU, advisor G. Haase): "Towards Controlling the Numerical Error in Highly Parallel Particle Tracking Simulations [show abstract]
Raphael Watschinger (TU, advisor G. Of): An introduction to fast space-time boundary element methods for the heat equation [show abstract]