@article{van_der_Schaft_2026,
  title={{Hopfield neural networks as port-Hamiltonian and gradient systems}},
  ISSN={2334-3303},
  DOI={10.1109/tac.2026.3740658},
  journal={IEEE Transactions on Automatic Control},
  publisher={Institute of Electrical and Electronics Engineers (IEEE)},
  author={van der Schaft, Arjan},
  year={2026},
  pages={1--4}
}