Boeing/msc23052

SYMMETRIC TEST MATRIX FROM MSC/NASTRAN SHOCKF8.OUT2
Name msc23052
Group Boeing
Matrix ID 362
Num Rows 23,052
Num Cols 23,052
Nonzeros 1,142,686
Pattern Entries 1,154,814
Kind Structural Problem
Symmetric Yes
Date 1995
Author R. Grimes
Editor T. Davis
Structural Rank 23,052
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 1
Num Explicit Zeros 12,128
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate yes
Positive Definite yes
Type real
SVD Statistics
Matrix Norm 7.101577e+08
Minimum Singular Value 9.553745e-04
Condition Number 7.433291e+11
Rank 23,020
sprank(A)-rank(A) 32
Null Space Dimension 32
Full Numerical Rank? no
Download Singular Values MATLAB