# \gamma

The γ symbol (Greek small letter gamma, U+03B3), written as \gamma in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Greek letters](https://texform.dev/latex/topics/greek) |
| Packages | base |
| Allowed mode | math |
| Glyph | γ |
| Unicode | U+03B3 GREEK SMALL LETTER GAMMA |
| Delimiter | No |

## Syntax

```latex
\gamma
```

Takes no arguments.

## Common tasks

### How to write a small gamma

```latex
\gamma
```

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

### How to write a Lorentz factor

```latex
\gamma=\frac{1}{\sqrt{1-v^2/c^2}}
```

[Open in Playground](https://play.texform.dev/?input=%5Cgamma%3D%5Cfrac%7B1%7D%7B%5Csqrt%7B1-v%5E2%2Fc%5E2%7D%7D)

### How to write a gamma function call

The function uses uppercase \Gamma; the small letter is \gamma.

```latex
\Gamma(n)=(n-1)!
```

[Open in Playground](https://play.texform.dev/?input=%5CGamma%28n%29%3D%28n-1%29%21)

## Usage frequency

6.56% of formulas in the measured corpus contain this entry, rank 13 of 474 entries with frequency data.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+03B3 (GREEK SMALL LETTER GAMMA).