# \nobreak

Used to suppress a line break at the current point in a math expression, often between tightly bound terms or operators.

https://texform.dev/latex/commands/nobreak

## Metadata

| Field | Value |
| --- | --- |
| Topic | [Layout and breaks](https://texform.dev/latex/topics/layout) |
| Packages | base |
| Allowed mode | math |
| Tags | invisible |
| Commonality | low |
| Kind | prefix |

## Syntax

### base

Argument specification: ``

Used to suppress a line break at the current point in a math expression, often between tightly bound terms or operators.

## Examples

```latex
a\nobreak+b
```

[Open in Playground](https://play.texform.dev/?input=a%5Cnobreak%2Bb)

## Renderer support

| Package | MathJax | KaTeX | XeTeX |
| --- | --- | --- | --- |
| base | full | full | full |

## Usage frequency

<0.01% of formulas in the measured corpus contain this entry, rank 210 of 263 entries with frequency data.

## In TeXForm

TeXForm parses this entry as prefix syntax; the package determines its argument specification.

### [base/nobreak-drop](https://texform.dev/rules/base/nobreak-drop)

Drop nobreak as a pure linebreak hint during cleanup-oriented normalization.

Level: corpus. Fidelity: reading.

```latex
\nobreak
```

→

```latex

```

```latex
m+n\nobreak+p+q
```

→

```latex
m+n+p+q
```

## See also

- [\\badbreak](https://texform.dev/latex/commands/badbreak)
- [\\goodbreak](https://texform.dev/latex/commands/goodbreak)

## Test cases

### base

| Input | Case | MathJax | KaTeX | XeTeX |
| --- | --- | --- | --- | --- |
| \nobreak | Positive: baseline | Pass | Pass | Pass |