I will be the director of the PKU Center of Logic, Language, and Cognition from March 2022. Many thanks to […]

The joint paper with Dazhu Li is about using modal logic to capture the usual mereology theories. It has been […]

The workshop is on decidable fragments of first-order modal logic and its variants. We will update the information about the […]

Retrospectively, I chose the “wrong” option of recording my lectures than simply doing live online teaching when the university asked […]

  博雅博士后（下一轮申请9.1开始）：https://postdocs.pku.edu.cn/tzgg/101366.htm 如有意向请提前联系

The old site was down… I will gradually recover my site here. Sorry for the missing links in the current […]