Matrix: Bindel/ted_B

Description: FEM, coupled linear thermoeslasticity eqns on a bar. D Bindel, UC Berkeley

Bindel/ted_B graph
(undirected graph drawing)

Bindel/ted_B dmperm of Bindel/ted_B

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  • Matrix group: Bindel
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  • download as a MATLAB mat-file, file size: 258 KB. Use UFget(1406) or UFget('Bindel/ted_B') in MATLAB.
  • download in Matrix Market format, file size: 426 KB.
  • download in Rutherford/Boeing format, file size: 281 KB.

    Matrix properties
    number of rows10,605
    number of columns10,605
    structural full rank?yes
    structural rank10,605
    # of blocks from dmperm4,245
    # strongly connected comp.4,245
    explicit zero entries0
    nonzero pattern symmetrysymmetric
    numeric value symmetrysymmetric
    Cholesky candidate?yes
    positive definite?yes

    authorD. Bindel
    editorT. Davis
    kindthermal problem
    2D/3D problem?yes

    Ordering statistics:result
    nnz(chol(P*(A+A'+s*I)*P')) with AMD85,611
    Cholesky flop count1.1e+06
    nnz(L+U), no partial pivoting, with AMD160,617
    nnz(V) for QR, upper bound nnz(L) for LU, with COLAMD94,116
    nnz(R) for QR, upper bound nnz(U) for LU, with COLAMD250,194

    SVD-based statistics:
    null space dimension0
    full numerical rank?yes

    singular values (MAT file):click here
    SVD method used:s = svd (full (A)) ;

    Bindel/ted_B svd

    For a description of the statistics displayed above, click here.

    Maintained by Tim Davis, last updated 12-Mar-2014.
    Matrix pictures by cspy, a MATLAB function in the CSparse package.
    Matrix graphs by Yifan Hu, AT&T Labs Visualization Group.