# [An explicit power saving for the exact discrete Fourier transform](main.pdf)

**Author:** OpenAI

**Date:** September 25, 2026

## Citation

```bibtex
@misc{OAI:An-explicit-power-saving-for-the-exact-discrete-Fourier-transform-September-25-2026,
  author = {{OpenAI}},
  title = {{An explicit power saving for the exact discrete Fourier transform}},
  howpublished = {OpenAI Math Release preprint
                  \href{https://github.com/openai/math/blob/main/preprints/An-explicit-power-saving-for-the-exact-discrete-Fourier-transform-September-25-2026/main.pdf}{OAI:An-explicit-power-saving-for-the-exact-discrete-Fourier-transform-September-25-2026}},
  year = {2026}
}
```