在分析信号时，我们用从普遍到特殊的思想，先得到拉普拉斯变换，再得到傅里叶变换，能更加容易的解决问题，与拉普拉斯变换不同，Z变换主要分析的是离散的信号和系统，拉普拉斯...

Through this study, I find that Emily Dickinson is very courious about death. She is the outlier of death so she just explores and resists death. However, Sylvia Plath thinks death as aspiration and purification of our human beings. No wonde...