Subset Of Or Equal To

A symbol from the Math Symbols collection. Click the symbol or the button below to copy.

Symbol: ⊆
Unicode: U+2286
HTML entity: ⊆
Category: Math Symbols

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36 of 58 in the math symbols collection

About the subset of or equal to symbol

Representing the mathematical concept of inclusion, ⊆ is known as the Subset Of Or Equal To symbol. It is typically read as "is a subset of or is equal to" or simply "is contained in." Located within the Mathematical Operators block of the Common script, this symbol indicates that every element within a given set is also an element of another set, while allowing for the possibility that the two sets are identical.

Usage is primarily found in set theory, logic, and formal mathematics. It appears frequently in academic textbooks to define relationships between number sets, such as stating that the set of even integers is a subset of all integers. Computer scientists also use the character in discrete mathematics and type theory when documenting data structures or formal language specifications. In advanced programming contexts, it may represent subtyping or inheritance relationships in technical documentation.

How to type Subset Of Or Equal To

Native keyboard shortcuts for each operating system — derived from the codepoint, so the steps below are always accurate.

Windows

2 options

In Word / Outlook: type 2286 then press Alt + X.
Anywhere: press Win + . to open the emoji & symbol picker, then search.

macOS

2 options

Enable “Unicode Hex Input” in System Settings → Keyboard, then hold Option and type 2286.
Or: Control + Command + Space opens the Character Viewer — search by name.