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math.RA2026
Are cluster automorphism groups finitely generated?
Changjian Fu, Zhanhong Liang, Yinzhi Wang
This paper investigates the finite generation of cluster automorphism groups. By applying the pseudo -grading introduced in our previous work, we establish a sufficient…
math.RA2025
Pseudo grading on cluster automorphism group with application to cluster algebras of rank
Changjian Fu, Zhanhong Liang
We introduce a pseudo -grading on the cluster auotmorphism group with respect to an initial seed of , which consists of a…