This manual relates to an old release of the Library.
The documentation for the current release is also available on this site.
Example description
 E02DHF Example Program Results

 Spline fit used smoothing factor S =   1.0000E-01.
 Number of knots in each direction  =   10,   13.

 Sum of squared residuals           =   1.0004E-01.

 Derivative of spline has order nux, nuy =    1,    0.

 Spline evaluated on X-Y grid (X across, Y down):
          0.00    1.00    2.00    3.00    4.00    5.00
 0.00    0.992   2.043   3.029   4.014   5.021   5.997
 1.00    0.541   1.088   1.607   2.142   2.705   3.239
 2.00   -0.417  -0.829  -1.241  -1.665  -2.083  -2.485
 3.00   -0.978  -1.975  -2.914  -3.913  -4.965  -5.924
 4.00   -0.648  -1.363  -1.991  -2.606  -3.251  -3.933

 Spline derivative evaluated on X-Y grid:
          0.00    1.00    2.00    3.00    4.00    5.00
 0.00    1.093   1.013   0.970   1.004   1.001   0.939
 1.00    0.565   0.531   0.515   0.558   0.559   0.499
 2.00   -0.429  -0.404  -0.421  -0.423  -0.412  -0.389
 3.00   -1.060  -0.951  -0.949  -1.048  -1.031  -0.861
 4.00   -0.779  -0.661  -0.608  -0.628  -0.663  -0.701