其中 Φ(x)是标准正态分布 CDF。
David KnoxBBC Scotland News
，这一点在搜狗输入法下载中也有详细论述
Treyarch & Raven Software & Activision
It is worth mentioning that the C library malloc might be using and caching
quite a legacy: now you know the reason that so many later ATMs ran OS/2. IBM,