A Categorification for the Signed Chromatic Polynomial. - Zhiyun Cheng; Ziyi Lei; Yitian Wang; Yanguo Zhang (Electron. J. Comb., 2022)

Numerical approximation of the invariant distribution for a class of stochastic damped wave equations. - Ziyi Lei; Charles-Edouard Bréhier; Siqing Gan (CoRR, 2023)

Strong and weak convergence rates of logarithmic transformed truncated EM methods for SDEs with positive solutions. - Ziyi Lei; Siqing Gan; Ziheng Chen 004 (J. Comput. Appl. Math., 2023)

First order strong approximation of Ait-Sahalia-type interest rate model with Poisson jumps. - Ziyi Lei; Siqing Gan; Jing Liu (Numer. Algorithms, 2023)

Lp-strong convergence orders of fully discrete schemes for the SPDE driven by Lévy noise. - Chuchu Chen; Tonghe Dang; Jialin Hong; Ziyi Lei (CoRR, 2024)