Burstall, F., Cho, J., Hertrich-Jeromin, U., Pember, M., & Rossman, W. (2023). Discrete Ω‐nets and Guichard nets via discrete Koenigs nets. Proceedings of the London Mathematical Society, 126(2), 790–836. https://doi.org/10.1112/plms.12499
We provide a convincing discretisation of Demoulin's Ω-surfaces along with their specialisations to Guichard and isothermic surfaces with no loss of integrable structure.