# 1 Bai

Kind: 2D/3D Problem, Chemical Process Simulation Problem, Computational Fluid Dynamics Problem, Computational Fluid Dynamics Problem Sequence, Electromagnetics Problem, Materials Problem, Power Network Problem, Robotics Problem, Statistical/Mathematical Problem, Subsequent Computational Fluid Dynamics Problem Max Nonzeros: 463360 Number of Graphs: 78 Number of Nodes (Median): 961 Number of Nodes (Range): 62 - 23560

`Matrices from Z. Bai, D. Day, J. Demmel, and J. Dongarra. located at ftp.ms.uky.edu : pub/misc/bai/Collection.`

    Original README file:
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    This directory contains the data files for the test matrices.

    Title                                                                   Key
    -----------------------------------------------------------------------+--------

    square dielectric waveguid, H. Dong                                     DW256A
                                                                            DW245B
                                                                            DW1024
                                                                            DW4096

    bounded finline waveguide eigenmodes, B. Shultz and S. Gedney           BFWA62
                                                                            BFWB62
                                                                            BFWA398
                                                                            BFWB398
                                                                            BFWA782
                                                                            BFWB782

    Magneto-hydro-dynamics Alfven spectral problem,                         MHDA416
                                                                            MHDB416

    Airfoil  (A. Mahajan)                                                   AF23560

    Quebec Hydro Power system, Deo                                          QH882

    Chuck matrix (multiple eigenvalues)  J. Cullum                          CK104
                                                                            CK400
                                                                            CK656

    LOPSI Stochastic Test Matrix                                            LOP163

    Model ordinary differential eigenvalue problem                          ODEPA400
                                                                            ODEPB400

    Model convection-diffusion differential equations                       CDDE1
                                                                            CDDE2
                                                                            CDDE3
                                                                            CDDE4
                                                                            CDDE5
                                                                            CDDE6

    Brusselator wave model in transport interaction of chemical solutions   BWM200
                                                                            BWM2000

    Markov Chain Modeling, Random Walk  (m = 15)  G. W. Stewart             RW136
                                        (m = 30)                            RW496
                                        (m = 100)                           RW5151

    model PDE problem, H. Elman         nx = ny = 15                        PDE225
                                        nx = ny = 30                        PDE900
                                        nx=47, ny=63                        PDE2961

    Quantum chemistry (complex symmetric)                                   QC324
                                                                            QC2534

    ---------------- to be included ------------------------------------------------
    Orr-Sommerfeld  (complex matrix)

    Ising mode (size? and parameters?)

    Robotic control (CAD in C program)                                      ROB480

    Taylor-Couette flow

    NASA AMES arc2d problems (16,256 by 16,256)