Question: what are the different kinds of sets in mathematics?
Answer: Singleton set. If a set contains only one element it is called to be a singleton set. ... 
Finite Set. A set consisting of a natural number of objects, i.e. in which number element is finite is said to be a finite set. ... 
Infinite set. ... 
Equal set. ... 
Null set/ empty set. ... 
Subset. ... 
Proper set. ... 
Improper set.