On the Lower Bound of the Divisibility of Exponential Sums in Binomial Case

Xiaogang Liu

Francis Castro, et al [2] computed the exact divisibility of families of exponential sums associated to binomials $F(X)=a{X}^{d_1}+b{X}^{d_2}$ over ${\mathbb{F}}_p$, and a conjecture…