# \mapsto

The ↦ symbol (Rightwards arrow from bar, U+21A6), written as \mapsto in LaTeX math mode.

https://texform.dev/latex/symbols/mapsto

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Arrows](https://texform.dev/latex/topics/arrows) |
| Packages | base |
| Allowed mode | math |
| Glyph | ↦ |
| Unicode | U+21A6 RIGHTWARDS ARROW FROM BAR |
| Delimiter | No |

## Syntax

```latex
\mapsto
```

Takes no arguments.

## Usage frequency

0.69% of formulas in the measured corpus contain this entry, rank 77 of 474 entries with frequency data.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+21A6 (RIGHTWARDS ARROW FROM BAR).