HB/bcspwr06

SYMMETRIC STRUCTURE REPRESENTATION OF WESTERN US POWER NETWORK
Name bcspwr06
Group HB
Matrix ID 18

Num Rows

1,454

Num Cols

1,454

Nonzeros

5,300

Kind

Power Network Problem

Symmetric

Yes

Date

1981

Author

B. Dembart, J. Lewis

Editor

I. Duff, R. Grimes, J. Lewis
Structural Rank 1454
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 5.619492e+00
Minimum Singular Value 2.070951e-18
Condition Number 2,713,483,495,496,120,320
Rank 1,446
sprank(A)-rank(A) 8
Null Space Dimension 8
Full Numerical Rank? no
Download Singular Values MATLAB