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 ...

This is a preview. Log in through your library . Abstract Modelling response surfaces using tensor cubic smoothing splines is presented for three designed experiments. The aim is to show how the ...

is a 1 ×2 matrix of endpoint values. Slopes of the two ends of the curve are reported as angles expressed in degrees. The SPLINEC call returns the endval argument. The inputs to the SPLINEC subroutine ...