Further Investigation on Differential Properties of the Generalized Ness-Helleseth Function

Yongbo Xia, Chunlei Li, Furong Bao +2

Let $n$ be an odd positive integer, $p$ be a prime with $p\equiv 3(\mathrm{mod}4)$, $d_1=\frac{p^n-1}{2}-1$ and $d_2=p^n-2$. The function defined by $f_u(x)=ux^{d_{1}}+x^{d_{…