What is the definition of Pascal Sets?

We know Pascal is a set of defined elements of same time that is allowed in Pascal to define set data type. The elements of a set are called as members. If we check in Mathematics, sets are denoted with the braces {} but in Pascal, sets are denoted with square brackets []. Both enclosed the elements in the braces or brackets. For Pascal, it is also referred as a set constructor.

Pascal set types are defined as-

type Set-identifier=set of base type;

Set type variables are defined as:

Var S1, s2, s3.......: set-identifier;