## GaugeField

`GaugeField` is just a name. No functional properties are associated with it. `GaugeField` is used as default setting for the option `QuantumField` of `FieldStrength`.

### See also

[Overview](Extra/FeynCalc.md), [FieldStrength](FieldStrength.md), [QuantumField](QuantumField.md).

### Examples

```mathematica
GaugeField
```

$$A$$

```mathematica
QuantumField[GaugeField, LorentzIndex[\[Mu]], SUNIndex[a]]
```

$$A_{\mu }^a$$