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math.AG2025
Equivariant deformation of minimally elliptic singularities
Sagnik Das, Yunfeng Jiang
We study certain equivariant deformation components of minimally elliptic surface singularities under finite group actions. Interesting examples include cyclic quotients of simple…
math.AG2024
The quantum cohomology of moduli space of $\PGL_2$-bundles on curves
Sagnik Das, Yunfeng Jiang, Hsian-Hua Tseng
We calculate the quantum cohomology of the moduli space of stable $\PGL_2$-bundles over a smooth curve of genus .