Generic Newton polygons for $L$-functions of $(A,B)$-exponential sums

Liping Yang, Hao Zhang

In this paper, we consider the following $(A,B)$-polynomial $f$ over finite field: $$f(x_0,x_1,\cdots ,x_n)=x_0^{A}h(x_1,\cdots ,x_n)+g(x_1,\cdots ,x_n)+P_B(1/x_0),$$ where $h$ is a De…