This example then specifies a smoothed spline interpolation method on the GRID statement. As shown by the following output, the resulting surface plot is smoother still. libname reflib ...

The SPLINE method fits a cubic spline curve to the input values. A cubic spline is a segmented function consisting of third-degree (cubic) polynomial functions joined together so that the whole curve ...

In this paper, it is proved that splines of order k (k ≥ 2) have property SAIN. The proof of this result is based on the important properties of B-splines. Journal Information This monthly journal, ...