Rowmotion on hook and two-row alt $\nu$-Tamari lattices

Sen-Peng Eu, Vei-Cheng Hioe, Yi-Lin Lee

In 2024, Ceballos and Chenevi{è}re introduced alt $\nu$-Tamari lattices, parameterized by a lattice path $\nu$ and an increment vector $\delta$, as a common generalization of $\nu$-Tamari and…