# \bigcup

The ⋃ symbol (N-ary union, U+22C3), written as \bigcup in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Big operators](https://texform.dev/latex/topics/big-operators) |
| Packages | base |
| Allowed mode | math |
| Glyph | ⋃ |
| Unicode | U+22C3 N-ARY UNION |
| Delimiter | No |

## Syntax

```latex
\bigcup
```

Takes no arguments.

## Usage frequency

0.44% of formulas in the measured corpus contain this entry, rank 86 of 474 entries with frequency data.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+22C3 (N-ARY UNION).