HB/bcspwr08

SYMMETRIC STRUCTURE REPRESENTATION OF WESTERN US POWER NETWORK
Name bcspwr08
Group HB
Matrix ID 20

Num Rows

1,624

Num Cols

1,624

Nonzeros

6,050

Kind

Power Network Problem

Symmetric

Yes

Date

1981

Author

B. Dembart, J. Lewis

Editor

I. Duff, R. Grimes, J. Lewis
Structural Rank 1624
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 5.785906e+00
Minimum Singular Value 3.447318e-17
Condition Number 167,837,894,073,349,312
Rank 1,613
sprank(A)-rank(A) 11
Null Space Dimension 11
Full Numerical Rank? no
Download Singular Values MATLAB