No, according to relevant data, Li Yongle is a famous linear algebra tutor for graduate students majoring in mathematics in China and a professor in the Department of Mathematical Sciences in Tsinghua University. Li Yongle 23 Intensive refers to the 23rd edition of postgraduate mathematics intensive reading volume published by Li Yongle. According to Professor Weibo, it was published on 1 in September 2022, but it hasn't come out on 13 as of August 2022.