Oberwolfach/LFAT5

Oberwolfach: linear 1D beam
Name LFAT5
Group Oberwolfach
Matrix ID 1440
Num Rows 14
Num Cols 14
Nonzeros 46
Pattern Entries 46
Kind Model Reduction Problem
Symmetric Yes
Date 2004
Author J. Lienemann, A. Greiner, J. Korvink
Editor E. Rudnyi
Structural Rank 14
Structural Rank Full true
Num Dmperm Blocks 3
Strongly Connect Components 3
Num Explicit Zeros 0
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate yes
Positive Definite yes
Type real
SVD Statistics
Matrix Norm 2.145219e+07
Minimum Singular Value 1.499189e-01
Condition Number 1.430919e+08
Rank 14
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
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Notes
Primary matrix in this model reduction problem is the Oberwolfach K matrix