# \nu

The ν symbol (Greek small letter nu, U+03BD), written as \nu in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Greek letters](https://texform.dev/latex/topics/greek) |
| Packages | base |
| Allowed mode | math |
| Glyph | ν |
| Unicode | U+03BD GREEK SMALL LETTER NU |
| Delimiter | No |

## Syntax

```latex
\nu
```

Takes no arguments.

## Common tasks

### How to write a Greek nu

```latex
\nu
```

[Open in Playground](https://play.texform.dev/?input=%5Cnu)

### How to write a frequency

```latex
E=h\nu
```

[Open in Playground](https://play.texform.dev/?input=E%3Dh%5Cnu)

### How to write a Poisson ratio

```latex
\nu=\frac{\lambda}{2(\lambda+\mu)}
```

[Open in Playground](https://play.texform.dev/?input=%5Cnu%3D%5Cfrac%7B%5Clambda%7D%7B2%28%5Clambda%2B%5Cmu%29%7D)

## Usage frequency

4.38% of formulas in the measured corpus contain this entry, rank 23 of 474 entries with frequency data.

## In TeXForm

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