Oberwolfach/t3dl

Oberwolfach: micropyros thruster
Name t3dl
Group Oberwolfach
Matrix ID 1451
Num Rows 20,360
Num Cols 20,360
Nonzeros 509,866
Pattern Entries 509,866
Kind Model Reduction Problem
Symmetric Yes
Date 2004
Author E. Rudnyi
Editor E. Rudnyi
Structural Rank 20,360
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 1
Num Explicit Zeros 0
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 1.197710e+00
Minimum Singular Value 1.963587e-15
Condition Number 6.099599e+14
Rank 20,359
sprank(A)-rank(A) 1
Null Space Dimension 1
Full Numerical Rank? no
Download Singular Values MATLAB
Download MATLAB Rutherford Boeing Matrix Market
Notes
Primary matrix in this model reduction problem is the Oberwolfach A matrix