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  1. Set (mathematics) - Wikipedia

    A set of polygons in an Euler diagram This set equals the one above since they have the same elements. In mathematics, a set is a collection of different things; the things are elements or …

  2. Introduction to Sets - Math is Fun

    When talking about sets, it is fairly standard to use Capital Letters to represent the set, and lowercase letters to represent an element in that set. So for example, A is a set, and a is an …

  3. Sets - Definition, Symbols, Examples | Set Theory - Cuemath

    Sets are defined as a collection of distinct elements. The elements of a set share a common characteristic among them. Learn about sets definition, representation, types, symbols, …

  4. What Are Sets? Definition, Types, Properties, Symbols, Examples

    Set in math is a collection of well-defined objects. Learn about different forms and types of sets to solve related problems using Venn diagrams and formulas.

  5. Set - Simple English Wikipedia, the free encyclopedia

    When mathematicians talk about a set, they sometimes want to know how big a set is (or what is the cardinality of the set). They do this by counting how many elements are in the set (how …

  6. Set Symbols - Math is Fun

    A set is a collection of things, usually numbers. We can list each element (or member) of a set inside curly brackets like this

  7. SET Definition & Meaning - Merriam-Webster

    The meaning of SET is to cause to sit : place in or on a seat. How to use set in a sentence.

  8. Set theory - Math.net

    At its most basic level, set theory describes the relationship between objects and whether they are elements (or members) of a given set. Sets are also objects, and thus can also be related to …

  9. Introductions to Sets - Math Goodies

    Dive into set theory with our comprehensive introduction lesson. Master math concepts effortlessly. Explore now for mastery!

  10. Set theory | Symbols, Examples, & Formulas | Britannica

    Oct 30, 2025 · A set, wrote Cantor, is a collection of definite, distinguishable objects of perception or thought conceived as a whole. The objects are called elements or members of the set.