The finite element model that generated this matrix contains 1007 nodes, 27 triangular axisymmetric elements, and 917 quadrilateral axisymmetric elements. The model is shown below. Plate and solid elements are outlined in black.
Click on image to get an enlarged version. Click on label to get an explanation.
Structure Plot 

Size  Type  

1007 x 1007, 8575 entries  pattern symmetric indefinite  
Nonzeros  


Column Data  Row Data  
Average nonzeros per column : 8.5 Standard deviation : 1.2

Average nonzeros per row : 8.5 Standard deviation : 1.2


Bandwidths  Profile Storage  

Symmetric skyline storage requirement:26793 

Heaviest diagonals  
Top 10 out of 93 nonvoid diagonals. 

Conditioning  
Pattern matrix. No conditioning 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 13:33:35 US/Eastern 2004 [Comments: ]