LNSP 131: Fluid flow modeling

from set LNS, from the Harwell-Boeing Collection

Download as

Compressed MatrixMarket format file: lnsp_131.mtx.gz (3322 bytes)
Compressed Harwell-Boeing format file: lnsp_131.rua.gz (2882 bytes)

Visualizations

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

Structure Plot	City Plot
Spectral Portrait	3D Interactive City Plot
	[ VRML Version 2, gzipped ] 67301 bytes

Matrix Statistics

Size	Type
131 x 131, 536 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 536 112 251 173 542
Column Data	Row Data
Average nonzeros per column : 4.1 Standard deviation : 2.8 index nonzeros longest 60 13 shortest 2 1	Average nonzeros per row : 4.1 Standard deviation : 3.5 index nonzeros longest 32 11 shortest 1 1
Bandwidths	Profile Storage
lower 33 upper 26 average |i-j| 9.6 std.dev. 10	min max ave. std.dev. lower bandwidth 0 32 11 12 upper bandwidth 0 25 10 11 Nonsymmetric skyline storage 2689
Heaviest diagonals
offset from main 0 25 -25 5 -2 -4 -5 4 -23 -27 nonzeros 112 45 43 39 35 32 30 19 17 16 accumulated percent 20.90 29.29 37.31 44.59 51.12 57.09 62.69 66.23 69.40 72.39 Top 10 out of 33 nonvoid diagonals.
Conditioning
Frobenius norm 1.5e+10 condition number (est.) 1.5e+15 2-norm (est.) 9.8e+09 diagonal dominance no

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Last change in this page: Wed Sep 22 13:33:43 US/Eastern 2004 [Comments: ]