At first, we sample $f(x)$ in the $N$ ($N$ is odd) equidistant points around $x^*$: where $h$ is some step.Then we interpolate points $\{(x_k,f_k)\}$ by polynomial (1) […]
At first, we sample $f(x)$ in the $N$ ($N$ is odd) equidistant points around $x^*$: where $h$ is some step.Then we interpolate points $\{(x_k,f_k)\}$ by polynomial (1) […]