improper integral

基本解释

The improper integral is the limit state of the definite integral.
广义积分是定积分的极限状态；
Infinite integral is a type of improper integral in calculi, and it is also a difficult point in integral.
无穷限积分是微积分学中广义积分的一种类型，是积分知识的一个难点内容。
In this paper, some relationships between improper double integral and improper iterated are discussed, and the corresponding results are generalized into the improper triple integrals.
本文通过讨论广义重积分与广义逐次积分之间的关系，得出一些结论，并将相应结果推广到广义三重积分与广义三次积分中。

a definite integral having one or both limits infinite or having an integrand that becomes infinite within the limits of integration