Joint Institute for Computational Sciences (JICS)

Mathematics

Petr Plechac

Joint Faculty:
       - Department of Mathematics - University of Tennessee
       - Computer Science and Mathematics Division, Oak Ridge National Laboratory

For more information visit Personal Homepage
Email: plechac at math.utk.edu

Research

My current research interests include

  • numerical analysis, computational methods for solving PDEs, multiresolution analysis and numerical algorithms, numerical methods for high-dimensional problems.
  • multiscale computations and algorithms, applied stochastic analysis, Monte Carlo methods and sampling algorithms, coarse-graining menthods, statistical mechanics.
  • computational methods in materials science, complex fluids and polymers.
  • analysis of large data sets, parallel computing.

Selected Publications

Additional publications, including preprints in PDF and Postscript format, are available at Preprints.

  • Numerical and statistical methods for the coarse-graining of many-particle stochastic systems.
    to appear in J. Sci. Comp. (2008), (with M.A. Katsoulakis, and L. Rey-Bellet) (preprint)
  • Coarse-graining schemes and a posteriori error estimates for stochastic lattice systems.
    ESAIM Math. Meth. Anal. Numer., 47, 627-660, (2007) (with M.A. Katsoulakis, L. Rey-Bellet and D. Tsagkarogiannos) (preprint)
  • Error analysis of coarse-graining for stochastic lattice dynamics.
    SIAM J. Numer. Analysis, 2270-2296, (2006) (with M.A. Katsoulakis and A. Sopasakis), (SIAM reprint)
  • On self-similar singular solutions of the complex Ginzburg-Landau equation.
    Comm. Pure and Appl. Math., 54, 1215-1242, (2001), (with V. Sverak), (preprint)
  • On functional separately convex hulls.
    Discrete Comput. Geom. , 19, No.1, 105-130 (1998), (with J. Matousek)
  • Numerical solution of the scalar double-well problem allowing microstructure.
    Math. Comput., 66, No.219, 997-1026 (1997), (with C. Carstensen)