Fourier Analysis notes, rewritten from the Nankai lectures. Fourier Analysis notes (PDF)(/files/Grade4/Fourier-Analysis-Notes.pdf)
Manifolds notes. Manifolds notes (PDF)(/files/Grade4/Manifolds-Notes.pdf)
Learning note from the 2025 Fall Graph Theory course at Nankai (Jiangdong Ai). Graph Theory note (PDF)(/files/Grade3/Graph-Theory.pdf)
Learning note from the 2025 Fall Partial Differential Equations course at Nankai (Yawei Wei). PDE note (PDF)(/files/Grade3/PDE-NOTE.pdf)
Reviewing note from the 2025 Fall Numerical Analysis course at Nankai (Chunlin Wu, Zhiyong Zhao). Numerical Analysis note (PDF)(/files/Grade3/Numerical-Analysis
Learning note from the 2025 Fall Financial Options course at Nankai (Yiming Jiang). This PDF covers the stochastic process part. Financial Options note (PDF)(/f
Learning note from the 2025 Fall Investment course at Nankai (Jing Li). This PDF covers Chapters 4–5. Investment note (PDF)(/files/Grade3/Investment.pdf)
Reviewing note from the 2024 Fall Complex Analysis I course at Nankai (Xianfeng Wang). Complex Analysis I reviewing note (PDF)(/files/Grade2/Complex-Analysis-I-
Welcome. I am Sherr1, an undergraduate in mathematics at Nankai University. I work on extremal graph theory, additive combinatorics, and the Steklov eigenvalue.