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FIDAPM29: Matrices generated by the FIDAP Package

from set FIDAP, from the SPARSKIT Collection

[Download] [Visualizations] [Matrix Statistics] [Set Information]


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Visualizations

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Structure Plot City Plot
structure plot city plot


Matrix Statistics

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Size Type
13668 x 13668, 186294 entries real unsymmetric
Nonzeros
totaldiagonalbelow diagonalabove diagonalA-A'
183394 10908 86243 86243 588
Column Data Row Data
Average nonzeros per column : 13
Standard deviation : 6.7

indexnonzeros
longest250 22
shortest25 1

Average nonzeros per row : 13
Standard deviation : 6.7

indexnonzeros
longest250 22
shortest26 1

Bandwidths Profile Storage
lower284 upper284
average |i-j|1.2e+02 std.dev.94
minmaxave.std.dev.
lower bandwidth0 283 1.6e+02 82
upper bandwidth0 283 1.6e+02 82

Nonsymmetric skyline storage 4317581

Heaviest diagonals
offset from main0 -198 198 5 -5 -193 193 -203 203 -1
nonzeros10908 10282 10282 10125 10058 9897 9897 9806 9806 5413
accumulated percent 5.9511.5517.1622.6828.1733.5638.9644.3149.6552.60

Top 10 out of 373 nonvoid diagonals.
Conditioning
Frobenius norm1.8e+02 condition number (est.)7.32e+05
2-norm (est.)14 diagonal dominanceno


Set Information

Set FIDAP
Source: Isaac Hasbani (Fluid Dynamics International) Barry Rackner (Minnesota Supercomputer Center)
Discipline:Finite element modeling


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Last change in this page: Wed Sep 22 13:34:03 US/Eastern 2004 [Comments: ]