Question

what is meant by sets​

Answer 1

Answer:

A set in mathematics is a collection of well defined and distinct objects, considered as an object in its own right. ... The most basic properties are that a set "has" elements, and that two sets are equal (one and the same) if and only if every element of one is an element of the others

Answer 2

Answer:

A set is a collection of well defined and distinct objects, considered as an object in its own right. ... The most basic properties are that a set "has" elements, and that two sets are equal (one and the same) if and only if every element of one is an element of the other.