Index of /research/sparse/mat/NYPA

      Name                    Last modified       Size  Description


[DIR] Parent Directory        02-Nov-2009 14:42      -  
[   ] Maragal_8.mat           20-Oct-2009 11:06   6.8M  
[   ] Maragal_7.mat           06-Sep-2008 11:12   4.9M  
[   ] Maragal_6.mat           06-Sep-2008 11:12   2.2M  
[   ] Maragal_5.mat           06-Sep-2008 11:12   375k  
[   ] Maragal_4.mat           06-Sep-2008 11:12   104k  
[   ] Maragal_3.mat           06-Sep-2008 11:12    81k  
[   ] Maragal_2.mat           06-Sep-2008 11:12    22k  
[   ] Maragal_1.mat           06-Sep-2008 11:12     2k  

Rank-deficient least squares problems.  D. Maragal, New York Power Authority

These matrices are both structurally and numerically singular.  The numerical
rank is less than the structural rank (rank(A) < sprank(A) in MATLAB).

Deepak Maragal
New York Power Authority
White Plains, NY
email: Deepak.Maragal at nypa.gov