Local Convexity-Preserving 𝐶² Rational Cubic Spline for Convex Data

Table 7

2D convex data set.

𝑖	1	2	3	4	5	6
𝑥𝑖	−8	−7	2.2	7	10	12
𝑦𝑖	4.5	4	3.55	4	4.5	5