CAVITY04: Driven Cavity Problems

from set DRIVCAV_OLD, from the SPARSKIT Collection

Download as

Compressed MatrixMarket format file: cavity04.mtx.gz (60202 bytes)
Right-hand-side in MatrixMarket array format: cavity04_rhs1.mtx.gz (2124 bytes)
Compressed Harwell-Boeing format file: cavity04.rua.gz (51181 bytes)

Visualizations

Click on image to get an enlarged version. Click on label to get an explanation.

Structure Plot	City Plot
	3D Interactive City Plot
	[ VRML Version 2, gzipped ] 199004 bytes

Matrix Statistics

Size	Type
317 x 317, 7327 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 5923 243 2840 2840 5680
Column Data	Row Data
Average nonzeros per column : 19 Standard deviation : 16 index nonzeros longest 97 62 shortest 1 1	Average nonzeros per row : 19 Standard deviation : 16 index nonzeros longest 97 62 shortest 1 1
Bandwidths	Profile Storage
lower 103 upper 103 average |i-j| 32 std.dev. 30	min max ave. std.dev. lower bandwidth 0 102 49 36 upper bandwidth 0 102 49 36 Symmetric skyline storage requirement:30863
Heaviest diagonals
offset from main 0 -1 1 -3 3 -2 2 -4 4 -6 nonzeros 243 144 144 141 141 130 130 125 125 103 accumulated percent 4.10 6.53 8.97 11.35 13.73 15.92 18.12 20.23 22.34 24.08 Top 10 out of 183 nonvoid diagonals.
Conditioning
Frobenius norm 3.5e+02 condition number (est.) 1.4e+07 2-norm (est.) 71 diagonal dominance no

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