个人简介待补 —— 照片与简介陆续补充。
Bio coming soon — photo and introduction to be added.
SDE 数学 小波老师主持的数学方向子平台：懂了是什么、错法里的理论、讲题与解题、分数这本账——四条线开栏中； 站上有对话智能体 ChatXiaoBo，贴一道题、一份解答，它先找第一处走岔。 进入 math.sdeuniverses.com →
SDE Mathematics A vertical platform on mathematics hosted by Teacher Xiaobo (Li Xin), with ChatXiaoBo — paste a problem or a worked solution and it looks for the first wrong turn. Enter math.sdeuniverses.com →
借一双「事物如何发生」的眼，在自己的领域里落笔——把 SDE 作为隐性的引擎，用本行的母语写作。作品通过合宪性审读后，将署名发表于此。
Borrowing an eye trained on how things come to be, and writing in the native idiom of one’s own field — with SDE as a hidden engine. Once a piece passes its constitutionality review, it will be published here under this name.