百科页面 'The Area and Vary Of Features' 删除后无法恢复,是否继续?
Let’s return to the subject of domains and ranges. When features are first launched, you’ll probably have some simplistic “features” and relations to deal with, usually being simply sets of points. These will not be terribly helpful or attention-grabbing functions and relations, however your text wants you to get the thought of what the domain and range of a function are. What are the area and range? The area of a relation (and thus additionally the area of a function) is the set of allowable inputs
百科页面 'The Area and Vary Of Features' 删除后无法恢复,是否继续?