DWT 503: Everstine's collection Baseplate
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The finite element model that generated this matrix contains 503 nodes, 34 triangular plate elements, 218 quadrilateral plate elements, and 117 solid elements. The model is shown below. Plate and solid elements are outlined in black.

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Size
Type
503 x 503, 6027 entries
pattern symmetric indefinite
Nonzeros
total diagonal below diagonal above diagonal A-A' 6027 503 2762 2762 0

Column Data
Row Data
Average nonzeros per column : 12 Standard deviation : 5

index nonzeros longest 70 25 shortest 12 4

Average nonzeros per row : 12 Standard deviation : 5

index nonzeros longest 70 25 shortest 12 4

Bandwidths
Profile Storage
lower 453 upper 453 average |i-j| 50 std.dev. 74

min max ave. std.dev. lower bandwidth 1 453 72 94 upper bandwidth 1 453 72 94

Symmetric skyline storage requirement: 36417

Heaviest diagonals
offset from main 0 -1 1 -18 18 -19 19 -37 37 -6
nonzeros 503 447 447 140 140 125 125 89 89 85
accumulated percent 8.35 15.76 23.18 25.50 27.82 29.90 31.97 33.45 34.93 36.34

Top 10 out of 477 nonvoid diagonals.
Conditioning
Pattern matrix. No conditioning information.

Set Information
Set DWT
Source:
Gordon Everstine, David W. Taylor Naval Ship Research and Development Center, Bethesda, MD, USA.
Discipline: Structural engineering
Accession: Summer 1980

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Last change in this page: Wed Sep 22 13:33:34 US/Eastern 2004
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