\begin{matrix} \text{The Polynomial kernel feature map } \Phi(x_0)=\kappa_d(\cdot,x_0), \cr
\text{ for various values of } d  \text{ and } x_0.
\end{matrix}

d = 2 (slider from 1 to 5, step 1)
x_0 = 1.3 (slider from -5 to 5, step 0.1)
Α = (-0.9000036010038145, -0.14699281046733156)
Β = (1.14534811590135, -0.14699281046733156)
Γ = (1.1410691374141009, -0.4165684551640371)
Δ = (-0.9085615579783131, -0.4165684551640371)
πολύγ1, α, β, γ, δ = Polygon(Α, Β, Γ, Δ)
f(x) = (x_0 * x)^(d)