exponent of a stable distribution

例句：

1. 1. The square root of 25 is an exponent.
   25的平方根是一个指数。
2. 2.The exponent of a stable distribution is the mean value of the distribution.
   稳定分布的指数是该分布的均值。
3. 3.The exponent of a function is the derivative of its graph with respect to the independent variable.
   函数的指数是其图关于独立变量的导数。