Would you like a comparison between Vol. 1 and other senior olympiad books (e.g., "EGMO" or "The IMO Compendium")?

🔹 Topics: Functions, Sequences, Inequalities, Complex Numbers, Polynomials 🔹 Level: Senior / Advanced (IMO training) 🔹 Format: Lecture + problems with solutions

If you’ve come across a PDF version and are wondering how to use it effectively, here’s a quick overview:

⚠️ Note on PDFs: While you may find a PDF online, please support the author (Xu Jiagu / World Scientific) if possible. If using a digital copy, ensure it's for personal study only.