目的研究多项式特征和的计算问题。方法利用特征的导出模的定义以及原特征的性质。结果得出了几个关于多项式特征和的恒等式。结论使原有结果适宜于更广泛的范围。
Aim To study the calculating problem on the cahraeter sums of polynomials. Methods Use the properties of primitive Dirichlet characters and the conductor. Results It gives several identities on the character sums of polynomials. Conclusion It holds in a more general case.