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Events
Online Minisymposium on Low-rank Geometry and Computation

conference

21/07/2020 22/07/2020

Online Minisymposium on Low-rank Geometry and Computation

MPI für Mathematik in den Naturwissenschaften Leipzig

Live Stream

This is an online minisymposium on geometry and numerical approximation of low-rank matrices and tensors. The aim is to exchange latest research results in a format that encourages discussion and interaction.

The number of participants will be limited. Registration is closed.

Jul 21, 2020
14:00	Estelle Massart (University of Oxford, United Kingdom) Overview of a quotient geometry with simple geodesics for the manifold of fixed-rank positive-semidefinite matrices
14:30	Patrick Kürschner (KU Leuven, Belgium) Multivariate polynomial rootfinding with low-rank tensor decompositions
15:00	Sebastian Krämer (RWTH Aachen, Germany) Guaranteed and fast construction of tensors with prescribed largest multilinear singular values
15:30	Break
16:30	Lukas Einkemmer (University of Innsbruck, Austria) Asymptotic preserving dynamical low-rank integrators for multi-scale problems in radiative transport
17:00	Eva Vidlickova (EPF Lausanne, Switzerland) Stability properties of a projector-splitting scheme for the dynamical low rank approximation of random parabolic equations
Jul 22, 2020
09:00	Paul Breiding (TU Berlin, Germany) The condition number of Riemannian approximation problems
09:30	Alexander Heaton (TU Berlin, Germany) Minimality of tensors of fixed multilinear rank
10:00	Rima Khouja (Inria Sophia Antipolis, Sophia Antipolis, France) Riemannian optimization and Veronese manifold for the Waring decomposition
10:30	Break
11:30	Daniel Kressner (EPF Lausanne, Switzerland) Norm and trace estimation with random rank-one vectors
12:00	Sergey Dolgov (University of Bath, United Kingdom) Parallel time-dependent variational principle algorithm for matrix product states
12:30	Leon Sallandt (TU Berlin, Germany) Solving stochastic exit time control problems using Tensor Train approximation

Online Minisymposium on Low-rank Geometry and Computation

Scientific Organizers

André Uschmajew

Bart Vandereycken

Nick Vannieuwenhoven

Administrative Contact

Saskia Gutzschebauch