Square root Euler classes and counting sheaves on Calabi-Yau 4-folds
Richard Thomas: Square root Euler classes and counting sheaves on Calabi-Yau 4-folds
D-brane central charges
Kentaro Hori: D-brane central charges
The Landau-Ginzburg/Calabi-Yau correspondence for the quintic threefold
Shuai Guo：The Landau-Ginzburg/Calabi-Yau correspondence for the quintic threefold
Calabi-Yau algebras and the shifted symplectic structure
