GHS_indef/brainpc2

Gould, Hu, & Scott: biological model (CUTEr)
Name brainpc2
Group GHS_indef
Matrix ID 1298
Num Rows 27,607
Num Cols 27,607
Nonzeros 179,395
Pattern Entries 179,395
Kind Optimization Problem
Symmetric Yes
Date 1994
Author N. Duatrebande
Editor P. Toint
Structural Rank 27,607
Structural Rank Full true
Num Dmperm Blocks 2
Strongly Connect Components 2
Num Explicit Zeros 0
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 4.464852e+03
Minimum Singular Value 1.000000e-01
Condition Number 4.464852e+04
Rank 27,607
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB