m, n, c, index, alpha:
 500 500 20 15  1.00000000
 (aflag(j),j=1,4),(iflag(j),j=2,4):
  .40e+01  .10e+01  .10e+17  .10e-11    3    1    1
1matrix of class     f2     with parameters   m=   500       n=   500       c=    20    index=    15    alpha=             1.0
0the system is solved directly
0the number of non-zeros before the elimination:        7610
0the 1-norm of matrix    a   is equal to:    5.16e+04
0the computing time is equal to:          1.65
0the eestimate of the condition number of matrix    a    is       cond =    1.75e+01
0the largest error is:   6.13e-02
0the largest number of elements in a:   11730
0the number of collections in row list   0
0the number of collections in column list   0
0the largest element in original matrix  7.00e+03
0the largest element in lu-matrix  1.76e+04
0the growth factor is:  2.52e+00
0the minimal pivotal element  1.40e+01
0the drop tolerance:   1.00e+00,     the stability factor:   4.00e+00
0the error diagnostic parameter =    0
0the error diagnostic parameter for,
.