∍
Math Operator 14
- Unicode
- U+220D
- Category
- Math
- HTML Entity
- ∍
- CSS
- \220D
The ∍ symbol, officially named "Small Contains As Member," is a mathematical operator used in set theory to indicate that a set includes a specific element. It functions exactly like the standard "contains" symbol (∋) but is drawn proportionally smaller to align perfectly with the x-height of lowercase letters in complex typography. While rarely seen in casual internet text, mathematicians and typographers rely on it to format highly precise academic equations.
How to Type
- Windows
- Alt + 8717 or Win + . then search
- macOS
- Control + Command + Space then search "small contains as member"
- Linux
- Ctrl + Shift + U then 220D
- HTML
- ∍ or &smallni;
In Programming
In academic programming and documentation, this symbol is primarily used within LaTeX mathematical environments (often via the \smallni command) to render precise set theory equations. Standard programming languages do not use it for native logic, relying instead on built-in ASCII set operations.
Tags
compact contains member
has element
math typesetting symbol
mathematics
membership
set theory
small contains
small ni symbol
small reverse element
small set contains
small ∋ variant
typographic set symbol
∍ meaning