Oberwolfach/inlet

Oberwolfach: supersonic engine inlet
Name inlet
Group Oberwolfach
Matrix ID 1436
Num Rows 11,730
Num Cols 11,730
Nonzeros 328,323
Pattern Entries 328,323
Kind Model Reduction Problem
Symmetric No
Date 2006
Author K. Willcox, G. Lassaux, D. Gratton
Editor E. Rudnyi
Structural Rank 11,730
Structural Rank Full true
Num Dmperm Blocks 331
Strongly Connect Components 331
Num Explicit Zeros 0
Pattern Symmetry 60.8%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 6.573419e+00
Minimum Singular Value 1.693581e-06
Condition Number 3.881372e+06
Rank 11,730
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Notes
Primary matrix in this model reduction problem is the Oberwolfach A matrix