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CDDE1: Model 2-D Convection Diffusion Operator
p1=1, p2=2, p3=30

generated by MVMMCD, from the NEP Collection

[Download] [Visualizations] [Matrix Statistics] [Generator Information]


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Visualizations

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Structure Plot City Plot
structure plot city plot
3D Interactive City Plot

[ VRML Version 2, gzipped ] 523335 bytes


Matrix Statistics

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Size Type
961 x 961, 4681 entries real unsymmetric
Nonzeros
totaldiagonalbelow diagonalabove diagonalA-A'
4681 961 1860 1860 3720
Column Data Row Data
Average nonzeros per column : 4.9
Standard deviation : 0.35

indexnonzeros
longest33 5
shortest1 3

Average nonzeros per row : 4.9
Standard deviation : 0.35

indexnonzeros
longest33 5
shortest1 3

Bandwidths Profile Storage
lower32 upper32
average |i-j|13 std.dev.15
minmaxave.std.dev.
lower bandwidth0 31 30 5.3
upper bandwidth0 31 30 5.3

Symmetric skyline storage requirement:56759

Heaviest diagonals
offset from main0 -31 -1 1 31
nonzeros961 930 930 930 930
accumulated percent20.5340.4060.2680.13100.00

Top 5 out of 5 nonvoid diagonals.
Conditioning
Frobenius norm1.4e+02 condition number (est.)4.1e+03
2-norm (est.)7.9 diagonal dominanceno


Generator Information

Generator MVMMCD
Source: unclear
Discipline:Computational fluid dynamics


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Last change in this page: Wed Sep 22 13:37:31 US/Eastern 2004 [Comments: ]