2 papers
cond-mat.str-el2022
Asymptotic sign free in interacting fermion models
Zi-Xiang Li, Zhou-Quan Wan, Hong Yao
As an intrinsically-unbiased approach, quantum Monte Carlo (QMC) is of vital importance in understanding correlated phases of matter. Unfortunately, it often suffers notorious sign…
math.NA2019
Automatic Differentiation for Complex Valued SVD
Zhou-Quan Wan, Shi-Xin Zhang
In this note, we report the back propagation formula for complex valued singular value decompositions (SVD). This formula is an important ingredient for a complete automatic differ…