HB/bcsstk30

STIFFNESS MATRIX FOR OFF-SHORE GENERATOR PLATFORM (MSC NASTRAN) - PATTER
Name bcsstk30
Group HB
Matrix ID 52
Num Rows 28,924
Num Cols 28,924
Nonzeros 2,043,492
Pattern Entries 2,043,492
Kind Structural Problem
Symmetric Yes
Date 1986
Author R. Cigel, R. Grimes, J. Lewis, E. Meyer
Editor I. Duff, R. Grimes, J. Lewis
Structural Rank 28,924
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 binary
SVD Statistics
Matrix Norm 9.530248e+01
Minimum Singular Value 0
Condition Number Inf
Rank 8,935
sprank(A)-rank(A) 19,989
Null Space Dimension 19,989
Full Numerical Rank? no
Download Singular Values MATLAB