HB/watt_2

UNSYMMETRIC MATRIX FROM JOHN SOMERVILLE, HERIOT-WATT. DEC,1983 H
Name watt_2
Group HB
Matrix ID 259
Num Rows 1,856
Num Cols 1,856
Nonzeros 11,550
Pattern Entries 11,550
Kind Computational Fluid Dynamics Problem
Symmetric No
Date 1983
Author J. Somerville
Editor I. Duff, R. Grimes, J. Lewis
Structural Rank 1,856
Structural Rank Full true
Num Dmperm Blocks 65
Strongly Connect Components 65
Num Explicit Zeros 0
Pattern Symmetry 98%
Numeric Symmetry 96.7%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 8.000000e+00
Minimum Singular Value 5.870212e-11
Condition Number 1.362813e+11
Rank 1,856
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB