Boeing/bcsstk37

STIFFNESS MATRIX, TRACK BALL
Name bcsstk37
Group Boeing
Matrix ID 342
Num Rows 25,503
Num Cols 25,503
Nonzeros 1,140,977
Pattern Entries 1,140,977
Kind Structural Problem
Symmetric Yes
Date 1995
Author R. Grimes
Editor T. Davis
Structural Rank 25,503
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 1
Num Explicit Zeros 0
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate yes
Positive Definite no
Type real
SVD Statistics
Matrix Norm 8.412869e+07
Minimum Singular Value 1.224263e-06
Condition Number 6.871781e+13
Rank 25,395
sprank(A)-rank(A) 108
Null Space Dimension 108
Full Numerical Rank? no
Download Singular Values MATLAB