Bai/ck400

CHUCK MATRIX (MULTIPLE EIGENVALUES) J. CULLUM
Name ck400
Group Bai
Matrix ID 307
Num Rows 400
Num Cols 400
Nonzeros 2,860
Pattern Entries 2,860
Kind 2D/3D Problem
Symmetric No
Date 1986
Author J. Cullum
Editor Z. Bai, D. Day, J. Demmel, J. Dongarra
Structural Rank 400
Structural Rank Full true
Num Dmperm Blocks 2
Strongly Connect Components 2
Num Explicit Zeros 0
Pattern Symmetry 98.9%
Numeric Symmetry 0.2%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 5.732038e+00
Minimum Singular Value 2.211310e-05
Condition Number 2.592146e+05
Rank 400
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB