In this letter, we give a characterization for a generic construction of bent functions. This characterization enables us to obtain another efficient construction of bent functions and to give a positive answer on a problem of bent functions.

翻译：本文中，我们给出了弯曲函数通用构造的一种特征刻画。该刻画使我们能够获得另一种高效的弯曲函数构造方法，并对一个弯曲函数问题给出了肯定回答。