Question

What is Set Theory?
Please answer​

Answer 1

Step-by-step explanation:

the branch of mathematics which deals with the formal properties of sets as units (without regard to the nature of their individual constituents) and the expression of other branches of mathematics in terms of sets.

Answer 2

Answer:

$\huge \sf \gray {Set \: theory}$

Set theory is the branch of mathematical logic that studies sets, which can be informally described as collections of objects. Although objects of any kind can be collected into a set, set theory, as a branch of mathematics, is mostly concerned with those that are relevant to mathematics as a whole.