The number of finite additive 2-bases is known to grow exponentially. While this fact has been established by Marzuola and Miller (2010) using complex analytic techniques embedded in the study of numerical sets, we provide a direct, short proof using elementary probabilistic arguments.

翻译：众所周知，有限加法2-基的数量呈指数增长。尽管Marzuola和Miller（2010） 已通过嵌入数值集研究中的复分析技术确立了这一事实，但我们利用初等概率论论证，提供了一种直接而简洁的证明。