@article{operatorlearningwithouttheadjoint,
  title = {Operator learning without the adjoint},
  author = {Nicolas Boullé and Diana Halikias and Samuel E. Otto and Alex Townsend},
  year = {2024},
  eprint = {2401.17739},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2401.17739v2},
}