Rational approximation of $x^n$

Let $E_{kk}^{(n)}$ denote the minimax (i.e., best supremum norm) error in approximation of $x^n$ on $[\kern .3pt 0,1]$ by rational functions of type $(k,k)$ with $k

Bibliographic Details
Main Authors: Nakatsukasa, Y, Trefethen, L
Format: Journal article
Published: American Mathematical Society 2018