讲座提要： Fix a Calabi-Yau 3-fold X. Its DT invariants count stable bundles and sheaves on X. The generalised DT invariants of Joyce-Song count semistable bundles and sheaves on X. I will describe...
Note: Due to the COVID-19，the course will be delivered online on May10 & May12. May 10: Tencent Meeting ID：199-432-256 Password: 051001 May 12: Tencent Meeting ID：322-510-537 Password: 051202 ...
Note：The course will be delivered on Tuesdays, 19:20-21:45, from May31,2022. Prerequisites: Calculus, Linear Algebra, and some basic algebra (groups, rings and fields). Covered Materials: We will
讲座提要： In this talk, we consider volumes of hyperbolic 3-manifolds and construct a new distance on the Teichmueller space of a closed surface of genus >1. We will compare the new distance with ...
摘 要： 本课程包含三部分内容：1. 介绍虚拟现实的基本概念，包括虚拟现实所涉及的基本理论、方法和相关知识；2. 介绍虚拟现实系统的基本组成及应用，包括观察设备与观察方法；3. 介绍基于图形绘制方法和基于图...
Note: Due to the COVID-19，the course will be delivered online from May 9. 课程描述 Description Inverse problem refers to a kind of problem of inverting the physical parameters and geometric feat...
2022年4月28日下午15:00，在五一节假之际、共青团成立100周年前夕，求真12班在明理楼316开展了主题班会以庆祝建团百年。会上，同学们回顾共青团历史、学习团员精神、重温入团誓词，共迎建团百年。活动最后，辅导...
