2 papers
math.CO2026
The last distribution-equivalence class of mesh patterns of length 2
Zuo-Ru Zhang, Hongkuan Zhao
We prove the remaining conjectural distribution-equivalence of mesh patterns of length 2 from 2019. This completes the classification of distribution-equivalence and Wilf-equivalen…
math.CO2026
On a question about pattern avoidance of cyclic permutations
Zuo-Ru Zhang, Hongkuan Zhao
Recently, Archer et al.\ studied cyclic permutations that avoid the decreasing pattern in one-line notation and avoid another pattern of length in al…