BARTH5: Nasa matrix, but with a diagonal added to the original matrix
Name barth5
Group Nasa
Matrix ID 756
Num Rows 15,606
Num Cols 15,606
Nonzeros 61,484
Pattern Entries 61,484
Kind Duplicate Structural Problem
Symmetric No
Date 1995
Author NASA
Editor G. Kumfert, A. Pothen
Structural Rank 15,606
Structural Rank Full true
Num Dmperm Blocks 1,155
Strongly Connect Components 1,155
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type binary
SVD Statistics
Matrix Norm 4.227673e+00
Minimum Singular Value 7.224696e-11
Condition Number 5.851696e+10
Rank 15,606
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
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Let A=Nasa/barth5, then Pothen/barth5 = spones(A+A') with xyz coord.