⇚
Arrow 75
- Unicode
- U+21DA
- Category
- Arrows
- HTML Entity
- ⇚
- CSS
- \21DA
The ⇚ symbol, officially known as the Leftwards Triple Arrow, features a left-pointing arrowhead attached to three parallel horizontal lines. In mathematics and formal logic, triple arrows are occasionally used to denote strong logical equivalence, reverse implications, or specific types of function mappings. While extremely rare in casual conversation or social media, it serves as a distinct directional marker in complex technical documentation and specialized flowcharts.
How to Type
- Windows
- Alt + 8666
- macOS
- Control + Command + Space then search "Leftwards Triple Arrow"
- Linux
- Ctrl+Shift+U then 21DA
- HTML
- ⇚ or ⇚
In Programming
In formal logic and discrete mathematics, this symbol indicates a reverse logical implication or a specialized mathematical mapping. It does not have a standard built-in function in modern programming languages, which typically rely on basic ASCII characters like '<==' for similar operators.
Tags
U+21DA
arrow
direction
formal logic symbol
function mapping arrow
left
leftwards triple arrow
reverse implication
strong logical equivalence
three-line arrow left
triple
triple left arrow