而是定义域的边界点，现在我们来看看函数的值域。
It is actually here at the boundary of the domain, you know, the range of values that we are going to consider.
本文介绍几种常用的求函数值域的方法。
This article presents some usual ways of solving the range of function value.
在函数的定义中，关于定义域和值域中的对象，没对其本质做出任何限制。
The function idea spots no restriction on the nature of the objects in the domain X and the range Y.
应用推荐