Martin Thoma

Polynomial interpolation

Suppose you have a list of $n+1$ given point $(x_i, y_i)$ with $i \in {0, \dots, n}$ and $\forall i,j \in {0, \dots, n}: i \neq j \Rightarrow x_i \neq x_j$. Now you want to find a polynomial $\displaystyle p(x) = \sum_{i=0}^n a_i \cdot x … Read More »