DWT 1005: Everstine's collection
Baseplate

from set DWT, from the Harwell-Boeing Collection

The finite element model that generated this matrix contains 1011 nodes, 912 triangular plate elements, 392 quadrilateral plate elements, and 168 solid elements. The model is shown below. Plate and solid elements are outlined in black.

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Download as

Compressed MatrixMarket format file: dwt_1005.mtx.gz (9700 bytes)
Compressed Harwell-Boeing format file: dwt_1005.psa.gz (8706 bytes)

Visualizations

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

Structure Plot

Matrix Statistics

Size	Type
1005 x 1005, 8621 entries	pattern symmetric indefinite
Nonzeros
total diagonal below diagonal above diagonal A-A' 8621 1005 3808 3808 0
Column Data	Row Data
Average nonzeros per column : 8.6 Standard deviation : 3.6 index nonzeros longest 366 27 shortest 713 4	Average nonzeros per row : 8.6 Standard deviation : 3.6 index nonzeros longest 366 27 shortest 713 4
Bandwidths	Profile Storage
lower 852 upper 852 average |i-j| 94 std.dev. 1.8e+02	min max ave. std.dev. lower bandwidth 1 852 1.2e+02 2.1e+02 upper bandwidth 1 852 1.2e+02 2.1e+02 Symmetric skyline storage requirement:122075
Heaviest diagonals
offset from main 0 -1 1 -8 8 -7 7 -6 6 -4 nonzeros 1005 825 825 470 470 465 465 324 324 178 accumulated percent 11.66 21.23 30.80 36.25 41.70 47.09 52.49 56.25 60.00 62.07 Top 10 out of 991 nonvoid diagonals.
Conditioning
Pattern matrix. No conditioning information.

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Last change in this page: Wed Sep 22 13:33:35 US/Eastern 2004 [Comments: ]