## FCAntiSymmetrize

`FCAntiSymmetrize[expr, {a1, a2, ...}]` antisymmetrizes `expr` with respect to the variables `a1, a2, ...`.

### See also

[Overview](Extra/FeynCalc.md), [FCSymmetrize](FCSymmetrize.md).

### Examples

```mathematica
FCAntiSymmetrize[f[a, b], {a, b}]
```

$$\frac{1}{2} (f(a,b)-f(b,a))$$

```mathematica
FCAntiSymmetrize[f[x, y, z], {x, y, z}]
```

$$\frac{1}{6} (f(x,y,z)-f(x,z,y)-f(y,x,z)+f(y,z,x)+f(z,x,y)-f(z,y,x))$$