@article{transformerslearnlatentmixturemodelsinco,
  title = {Transformers Learn Latent Mixture Models In-Context via Mirror Descent},
  author = {Francesco D'Angelo and Nicolas Flammarion},
  year = {2026},
  eprint = {2604.10848},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.10848},
}