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CAVITY08: Driven Cavity Problems

from set DRIVCAV_OLD, from the SPARSKIT Collection

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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
1182 x 1182, 32747 entries real unsymmetric
Nonzeros
totaldiagonalbelow diagonalabove diagonalA-A'
29675 883 14396 14396 28792
Column Data Row Data
Average nonzeros per column : 25
Standard deviation : 17

indexnonzeros
longest172 62
shortest1 1

Average nonzeros per row : 25
Standard deviation : 17

indexnonzeros
longest172 62
shortest1 1

Bandwidths Profile Storage
lower178 upper178
average |i-j|56 std.dev.57
minmaxave.std.dev.
lower bandwidth0 177 1e+02 53
upper bandwidth0 177 1e+02 53

Symmetric skyline storage requirement:246128

Heaviest diagonals
offset from main0 -1 1 -3 3 -2 2 -4 4 -5
nonzeros883 681 681 676 676 648 648 599 599 507
accumulated percent 2.98 5.27 7.57 9.8412.1214.3016.4918.5120.5322.23

Top 10 out of 223 nonvoid diagonals.
Conditioning
Frobenius norm3e+02 condition number (est.)Not available.
2-norm (est.)35 diagonal dominanceno


Set Information

Set DRIVCAV_OLD
Source: Andrew Chapman (chapman@msi.umn.edu)
Discipline:Finite element modeling


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Last change in this page: Wed Sep 22 13:33:59 US/Eastern 2004 [Comments: ]