Engwirda/airfoil_2d

Unstructured 2D mesh (airfoil), from Darren Engwirda
Name airfoil_2d
Group Engwirda
Matrix ID 1319
Num Rows 14,214
Num Cols 14,214
Nonzeros 259,688
Pattern Entries 259,688
Kind Computational Fluid Dynamics Problem
Symmetric No
Date 2006
Author D. Engwirda
Editor T. Davis
Structural Rank 14,214
Structural Rank Full true
Num Dmperm Blocks 638
Strongly Connect Components 638
Num Explicit Zeros 0
Pattern Symmetry 98.2%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 2.526725e+05
Minimum Singular Value 1.414135e-01
Condition Number 1.786763e+06
Rank 14,214
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB
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Notes
trimesh(t,coord(:,1),coord(:,2),A\ones(n,1))