# \alpha

The α symbol (Greek small letter alpha, U+03B1), written as \alpha in LaTeX math mode.

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

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Greek letters](https://texform.dev/latex/topics/greek) |
| Packages | base |
| Allowed mode | math |
| Glyph | α |
| Unicode | U+03B1 GREEK SMALL LETTER ALPHA |
| Delimiter | No |

## Syntax

```latex
\alpha
```

Takes no arguments.

## Common tasks

### How to write a Greek alpha

```latex
\alpha
```

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

### How to write alpha in a subscript

```latex
a_{\alpha}
```

[Open in Playground](https://play.texform.dev/?input=a_%7B%5Calpha%7D)

### How to write an angle alpha

```latex
\angle A = \alpha
```

[Open in Playground](https://play.texform.dev/?input=%5Cangle+A+%3D+%5Calpha)

## Usage frequency

10.96% of formulas in the measured corpus contain this entry, rank 4 of 474 entries with frequency data.

## In TeXForm

TeXForm parses this entry as a character leaf mapped to U+03B1 (GREEK SMALL LETTER ALPHA).