⋖
Math Operator 211
- Unicode
- U+22D6
- Category
- Math
- HTML Entity
- ⋖
- CSS
- \22D6
The "Less-Than With Dot" symbol (⋖) is a mathematical operator featuring a standard less-than sign enclosing a central dot. In advanced mathematics and order theory, it is typically used to denote a specific type of strict inequality or a covering relation between two elements in a partially ordered set. While rarely seen in everyday text, it remains an essential typographic tool for academic papers, technical documentation, and mathematical software.
How to Type
- Windows
- Alt + 8918 (on numeric keypad) or type 22D6 followed by Alt+X in Microsoft Word
- macOS
- Control + Command + Space, then search "less-than with dot"
- Linux
- Ctrl + Shift + U, type 22D6, then press Enter
- HTML
- ⋖ or ⋖
In Programming
Often used in LaTeX mathematical typesetting via the commands \lessdot or \ltdot. In software development, it is primarily used within math rendering engines (like MathML or MathJax) to display complex inequalities.
Tags
academic math symbol
comparison
covering relation
less than dot
mathematical ordering
mathematics
operator
order theory math
ordering
partial order symbol
poset notation
strict inequality