https://feedx.site
优点：计算简单，导数恒为1（正区间），缓解梯度消失
。safew官方版本下载对此有专业解读
Hear James Van Der Beek talk about end of Dawson's Creek in 2003，更多细节参见同城约会
You know exactly what type of problem I'm talking about. Making your own programming language. An IDE that supports structural editing. More and more advanced static type checkers. Custom build systems. I'm sure you can think of others.