2 problems

Let $\alpha$ be the exponent, let $\beta\in[0,2)$, and consider the V-shaped domain $[0,1]e^{\pm i\beta\pi/2}$. Let $r(z)$ be a lightning + polynomial approximation with $N_1$ ligh…

Let $\alpha$ be the exponent in the approximation of $x^\alpha$ on $[0,1]$, and let $r(x)$ be a lightning + polynomial approximation with $N_1$ lightning terms,…