# \updownarrow

The ↕ symbol (Up down arrow, U+2195), written as \updownarrow in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Delimiters](https://texform.dev/latex/topics/delimiters) |
| Packages | base |
| Allowed mode | math |
| Glyph | ↕ |
| Unicode | U+2195 UP DOWN ARROW |
| Delimiter |  |

## Syntax

```latex
\updownarrow
```

Takes no arguments.

## Usage frequency

<0.01% of formulas in the measured corpus contain this entry, rank 301 of 474 entries with frequency data.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+2195 (UP DOWN ARROW).