Papers

• Non-Abelian expansion of congruence KMS complexes Cite @misc{oppenheim2025nonabelianexpansioncongruencekms,
  title={Non-{A}belian expansion of congruence {KMS} complexes},
  author={Izhar Oppenheim and Inga Valentiner-Branth},
  year={2025},
  eprint={2510.18351},
  archivePrefix={arXiv},
  primaryClass={math.CO},
  url={https://arxiv.org/abs/2510.18351},
  }
  with Izhar Oppenheim, preprint October 2025
• New cosystolic high-dimensional expanders from KMS groups Cite @misc{oppenheim2025newcosystolichighdimensionalexpanders,
  title={New cosystolic high-dimensional expanders from {KMS} groups},
  author={Izhar Oppenheim and Inga Valentiner-Branth},
  year={2025},
  eprint={2504.05823},
  archivePrefix={arXiv},
  primaryClass={math.CO},
  url={https://arxiv.org/abs/2504.05823},
  }
  with Izhar Oppenheim, preprint April 2025
• High-dimensional expanders from Kac-Moody-Steinberg groups Cite @article{GRAVEDEPERALTA2025104131,
  title = {High-dimensional expanders from {K}ac-{M}oody-{S}teinberg groups},
  author = {Laura {Grave de Peralta} and Inga Valentiner-Branth},
  journal = {European Journal of Combinatorics},
  volume = {126},
  pages = {104131},
  year = {2025},
  issn = {0195-6698},
  doi = {https://doi.org/10.1016/j.ejc.2025.104131},
  url = {https://www.sciencedirect.com/science/article/pii/S0195669825000137},
  }
  with Laura Grave de Peralta, European Journal of Combinatorics, May 2025
• Magic squares: Latin, semiclassical, and quantum Cite @article{10.1063/5.0127393,
  author = {De las Cuevas, Gemma and Netzer, Tim and Valentiner-Branth, Inga},
  title = {Magic squares: Latin, semiclassical, and quantum},
  journal = {Journal of Mathematical Physics},
  volume = {64},
  number = {2},
  pages = {022201},
  year = {2023},
  month = {02},
  issn = {0022-2488},
  doi = {10.1063/5.0127393},
  url = {https://doi.org/10.1063/5.0127393},
  }
  with Gemma De las Cuevas and Tim Netzer, Journal of Mathematical Physics, February 2023