| D02UAF | Coefficients of Chebyshev interpolating polynomial from function values on Chebyshev grid |
| E01AAF | Interpolated values, Aitken's technique, unequally spaced data, one variable |
| E01ABF | Interpolated values, Everett's formula, equally spaced data, one variable |
| E01AEF | Interpolating functions, polynomial interpolant, data may include derivative values, one variable |
| E02AFF | Least squares polynomial fit, special data points (including interpolation) |