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= Bart Vandereycken

~~~
{}{img_left}{bartvde.jpg}{Bart Vandereycken}
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This page is out of date.\n
I moved to [http://www.sam.math.ethz.ch/~vbart/ ETH Zürich].
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== Contact
ETH - Seminar f{{ü}}r Angewandte Mathematik \n
HG G 55 \n
R{{ä}}mistrasse 101 \n
CH-8092 Z{{ü}}rich \n
Switzerland \n\n
Phone: \+ 41 44 632 0392 \n
Fax: \+ 41 44 632 1104 \n
Email: {{<script language="JavaScript">eval(unescape('%64%6F%63%75%6D%65%6E%74%2E%77%72%69%74%65%28%27%3C%61%20%68%72%65%66%3D%22%6D%61%69%6C%74%6F%3A%62%61%72%74%2E%76%61%6E%64%65%72%65%79%63%6B%65%6E%40%73%61%6D%2E%6D%61%74%68%2E%65%74%68%7A%2E%63%68%22%3E%62%61%72%74%2E%76%61%6E%64%65%72%65%79%63%6B%65%6E%40%73%61%6D%2E%6D%61%74%68%2E%65%74%68%7A%2E%63%68%3C%2F%61%3E%27%29'))</script>}}


== Interests and current research
- Low-rank methods for matrix equations (Lyapunov, Riccati) and high-dimensional PDEs
- Differential geometry, geometric integration and optimization on manifolds
- Multilevel algorithms and preconditioning for large-scale systems (multigrid)
- Linear algebra and numerical optimization


== Publications
: {A Riemannian geometry with complete geodesics for the set of positive semidefinite matrices of fixed rank} B. Vandereycken, P.-A. Absil and S. Vandewalle\n
/Submitted/.\n
Local file of preprint: [papers/TW572_final.pdf pdf]

: {A Riemannian optimization approach for computing low-rank solutions of Lyapunov equations} B. Vandereycken and S. Vandewalle\n
Best poster award, [http://www.siam.org/meetings/op08/ SIAM Conf. on Optimization 2008],\n
/SIAM Journal on Matrix Analysis and Applications/, Volume 31, Issue 5, pp. 2553-2579 (2010),\n
Published version: [http://dx.doi.org/10.1137/090764566 doi], Local file: [papers/SML002553.pdf pdf]

: {Local Fourier analysis for tensor-product multigrid} B. Vandereycken, S. Vandewalle\n
/Proceedings of the International Conference on Numerical Analysis and Applied Mathematics 2009/, pp. 354-356 (2009),\n
Published version: [http://dx.doi.org/10.1063/1.3241468 doi], Local file: [papers/tensormg_fourier.pdf pdf]

: {Embedded geometry of the set of symmetric positive semidefinite matrices of fixed rank} B. Vandereycken, P.-A. Absil and S. Vandewalle\n
/Proceedings of the IEEE 15th Workshop on Statistical Signal Processing/, pp. 389-392 (2009),\n
Published version: [http://dx.doi.org/10.1109/SSP.2009.5278558 doi], Local file: [papers/embedded_geom.pdf pdf]

: {The smoothed spectral abscissa for robust stability optimization} J. Vanbiervliet, B. Vandereycken, W. Michiels, S. Vandewalle and M. Diehl\n
/SIAM Journal on Optimization/, Volume 20, Issue 1, pp. 156-171 (2009),\n
Published version: [http://dx.doi.org/10.1137/070704034 doi], Local file: [papers/SJE000156.pdf pdf]

== PhD thesis
: {Riemannian and multilevel optimization for rank-constrained matrix problems}
Defense planned on December 23, 2010\n
Version with colored links: [papers/phd_color_links.pdf pdf], without: [papers/phd_nocolor_links.pdf pdf]

== Master's thesis
: {[http://www.cs.kuleuven.be/cwis/research/twr/education/results2005/bartvde Three-dimensional simulation of electromagnetic waves using wavelets] (in Dutch)}
 advisor: [http://www.cs.kuleuven.be/~stefan/ Stefan Vandewalle], supervisor: [http://www.cs.kuleuven.be/~daan/ Daan Huybrechs]\n
 Available on request. Rewarded by the [http://www.jsmf.be/ Jos Schepens Memorial Fund].


== Teaching
Teaching assistant for:
- P&O (Wifi positioning with PDAs), 2005-06, 2006-07
- P&O (Tag game with Lego Mindstorms), 2007-08, 2008-09, 2009-10


== Education
- Master: [http://www.cs.kuleuven.be/index-E.shtml Mathematical Engineering], K.U.Leuven, 2005
- Bachelor: [http://eng.kuleuven.be/english/index.shtml Engineering], K.U.Leuven, 2002

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[http://www.kuleuven.be/cwis/disclaim_en.htm Disclaimer]