Inquaity testifies methed many, make use of the infinitesimal calculus knowledge to testify inequality, have made inequality certificate process over-simplication, the main body of a book list 8 kinds method in common use.

• 摘要不等式证明方法很多，利用微积分的知识证明不等式，使不等式的证明过程简单化，本文列举了8种常用方法。