Given by Willoughby in Reid, 1970.
Click on image to get an enlarged version. Click on label to get an explanation.
Structure Plot 

Size  Type  

57 x 57, 281 entries  pattern unsymmetric  
Nonzeros  


Column Data  Row Data  
Average nonzeros per column : 4.9 Standard deviation : 2.3

Average nonzeros per row : 4.9 Standard deviation : 2.1


Bandwidths  Profile Storage  

Nonsymmetric skyline storage 581 

Heaviest diagonals  
Top 10 out of 44 nonvoid diagonals. 

Conditioning  
Pattern matrix. No conditioning information. 
Set SMTAPE  

Source:  Harwell Laboratory, England. 
Discipline:  Variety of disciplines 
Accession:  Summer 1978 
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Last change in this page: Wed Sep 22 13:33:51 US/Eastern 2004 [Comments: ]