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Structure Plot 

Size  Type  

144 x 144, 720 entries  pattern symmetric indefinite  
Nonzeros  


Column Data  Row Data  
Average nonzeros per column : 9 Standard deviation : 3

Average nonzeros per row : 9 Standard deviation : 3


Bandwidths  Profile Storage  

Symmetric skyline storage requirement:7499 

Heaviest diagonals  
Top 10 out of 121 nonvoid diagonals. 

Conditioning  
Pattern matrix. No conditioning information. 
Set CANNES  

Source:  Lucien Marro, Programmation Scientifique, Aerospatiale Cannes, France. 
Discipline:  Finiteelement structures problems in aircraft design. 
Accession:  June 3, 1981 
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Last change in this page: Wed Sep 22 13:33:29 US/Eastern 2004 [Comments: ]