Stable pairs of 2-dimensional sheaves on 4-folds

Amin Gholampour, Yunfeng Jiang, Jason Lo

We identify Le Potier's moduli spaces of limit stable pairs $(F,s)$, where $F$ is a 2-dimensional sheaf on a nonsingular projective 4-fold $X$ and $s\in H^0(F)$, with the moduli s…