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math.RT2023
Topological model for q-deformed rational number and categorification
Li Fan, Yu Qiu
Let be a bigraded 3-decorated disk with an arc system . We associate a bigraded simple closed arc on to any…
math.RT2022
Two geometric models for graded skew-gentle algebras
Yu Qiu, Chao Zhang, Yu Zhou
In Part 1, we classify (indecomposable) objects in the perfect derived category of a graded skew-gentle algebra , generalizing technique/results of Burban-Drozd…