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math.AG2021★ 5 cited
Enumerative invariants and wall-crossing formulae in abelian categories
Dominic Joyce
Enumerative invariants in Algebraic Geometry 'count' -(semi)stable objects with fixed topological invariants in some geometric problem, using a virtual class $[{\cal…
math.AG2020
Orientation data for moduli spaces of coherent sheaves over Calabi-Yau 3-folds
Dominic Joyce, Markus Upmeier
Let be a compact Calabi-Yau 3-fold, and write for the moduli stacks of objects in cohcoh. There are natural line bundles $K_{\mathca…