HB/bcsstk20

SYMMETRIC STIFFNESS MATRIX - FRAME WITHIN A SUSPENSION BRIDGE
Name bcsstk20
Group HB
Matrix ID 42
Num Rows 485
Num Cols 485
Nonzeros 3,135
Pattern Entries 3,135
Kind Structural Problem
Symmetric Yes
Date 1984
Author J. Lewis
Editor I. Duff, R. Grimes, J. Lewis
Structural Rank 485
Structural Rank Full true
Num Dmperm Blocks 4
Strongly Connect Components 4
Num Explicit Zeros 0
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate yes
Positive Definite yes
Type real
SVD Statistics
Matrix Norm 12,615,207,924,650,080
Minimum Singular Value 3.240766e+03
Condition Number 3.892662e+12
Rank 485
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB