# \Xi

The Ξ symbol (Greek capital letter xi, U+039E), written as \Xi in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Greek letters](https://texform.dev/latex/topics/greek) |
| Packages | base |
| Allowed mode | math |
| Glyph | Ξ |
| Unicode | U+039E GREEK CAPITAL LETTER XI |
| Delimiter | No |

## Syntax

```latex
\Xi
```

Takes no arguments.

## Usage frequency

0.31% of formulas in the measured corpus contain this entry, rank 95 of 474 entries with frequency data.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+039E (GREEK CAPITAL LETTER XI).