2025 Spirals, Tic-Tac-Toe Partition, and Deep Diagonal Maps Zhengyu Zou 2025 arXiv Bib PDF @misc{zou2025spiralstictactoepartitiondeep, title = {Spirals, Tic-Tac-Toe Partition, and Deep Diagonal Maps}, author = {Zou, Zhengyu}, year = {2025}, eprint = {2412.15561}, archiveprefix = {arXiv}, primaryclass = {math.DS}, url = {https://arxiv.org/abs/2412.15561}, }