@article{pub2026anactivefluxtypeschemeforidealmhdwithprovablepositivityand,
  author = {Mengqing Liu and Dongwen Pang and Remi Abgrall and Kailiang Wu},
  title = {{An active-flux-type scheme for ideal MHD with provable positivity and a point-value-level discrete divergence-free constraint}},
  journal = {Journal of Computational Physics},
  year = {2026},
  doi = {10.1016/j.jcp.2026.115319},
  eprint = {2510.19721},
  archivePrefix = {arXiv},
  note = {In press},
  url = {https://doi.org/10.1016/j.jcp.2026.115319}
}