本文给出了定积分的几个较简单的定义，并证明这些定义均与黎曼积分定义等价。

In this paper we give some simpler definitions of definite integral, and show that they are all equivalent to the definition of Riemann integral.

youdao

本文给出了定积分的几个较简单的定义，并证明这些定义均与黎曼积分定义等价。

In this paper we give some simpler definitions of definite integral, and show that they are all equivalent to the definition of Riemann integral.

youdao