Per-gunnar Martinsson
Academic Faculty
Mathematics
University of Oxford
United Kingdom
Biography
Per-Gunnar is serving as an academic faculty at the University of Oxford. His research interest involves: scientific computing applied mathematics. He has published numbers of research papers in several reputed journals.
Research Interest
Per-Gunnar's research interests involve numerical analysis, scientific computing, and applied mathematics. Recent work includes: Randomized methods in linear algebra, Fast solvers for elliptic PDEs. O(N) direct solvers. Structured matrix computations, Numerical methods for scattering problems, computational fluid dynamics, acoustics, etc, Applied harmonic analysis; fast multipole methods; boundary integral equation methods, Modeling of heterogeneous materials; bandgap phenomena; lattice equations.
Publications
-
Martinsson PG. Randomized methods for matrix computations and analysis of high dimensional data. arXiv preprint arXiv:1607.01649. 2016 Jul 6.
-
Martinsson PG. Compressing rank-structured matrices via randomized sampling. SIAM Journal on Scientific Computing. 2016 Jul 6;38(4):A1959-86.
-
Martinsson PG, Quintana-Ortı G, Heavner N, van de Geijn R. Householder QR Factorization: Adding Randomization for Column Pivoting. arXiv preprint arXiv:1512.02671. 2015 Dec.
-
Martinsson PG, Quintana-Orti G, Heavner N. randUTV: A blocked randomized algorithm for computing a rank-revealing UTV factorization. arXiv preprint arXiv:1703.00998. 2017 Mar 3.
