```{eval-rst}
.. role:: hidden
    :class: hidden-section
```

# torch.fft

Discrete Fourier transforms and related functions.

```{eval-rst}
.. automodule:: torch.fft
```

```{eval-rst}
.. currentmodule:: torch.fft
```

## Fast Fourier Transforms

```{eval-rst}
.. autosummary::
    :toctree: generated
    :nosignatures:

    fft
    ifft
    fft2
    ifft2
    fftn
    ifftn
    rfft
    irfft
    rfft2
    irfft2
    rfftn
    irfftn
    hfft
    ihfft
    hfft2
    ihfft2
    hfftn
    ihfftn
```

## Helper Functions

```{eval-rst}
.. autosummary::
    :toctree: generated
    :nosignatures:

    fftfreq
    rfftfreq
    fftshift
    ifftshift
```