Approximate Implicitization of Parametric Curves Using Cubic Algebraic Splines

Table 3

Approximation error of curve 𝐶₃(𝑡).

	𝑠1	𝑠2	𝑠3	𝑠4	𝑠21	𝑠22	𝑠31	𝑠32
𝑡	(−1,−0.8)	(−0.8,−0.26)	(−0.26,0.7)	(0.7,1)	(−0.8,−0.6)	(−0.6,−0.26)	(−0.26,0.4)	(0.4,0.7)
Error	0.035	0.043	0.034	0.073	0.008	0.012	0.013	0.009