# \bfbbxi

The ξ symbol (Greek small letter xi, U+03BE), written as \bfbbxi in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Blackboard bold (bboldx)](https://texform.dev/latex/topics/blackboard-bold) |
| Packages | bboldx |
| Allowed mode | math |
| Glyph | ξ |
| Unicode | U+03BE GREEK SMALL LETTER XI |
| Delimiter | No |

## Syntax

```latex
\bfbbxi
```

Takes no arguments.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+03BE (GREEK SMALL LETTER XI).