The EH Interpolation Spline and Its Approximation

Figure 1

The graph of the four EH bases.

(a) 𝑒𝛼₀(𝑡)

(b) 𝑒𝛼₁(𝑡)

(c) 𝑒𝛽₀(𝑡)

(d) 𝑒𝛽₁(𝑡)