It is designed to improve a student's cognitive flexibility, moving from "elementary" concepts to "quality level questions" suitable for practice for the IMO.
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In the world of competitive mathematics, few resources have achieved the legendary status of For decades, this book has served as the bridge between standard high school curricula and the rigorous, creative demands of Mathematical Olympiads. It is designed to improve a student's cognitive
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| Feature | Present? | Notes | |---------|----------|-------| | Theory summary | ✅ | Concise, example-driven | | Graded exercises | ✅ | Elementary → Challenge | | Olympiad-level problems | ✅ | INMO/IMO standard | | Full solutions in book | ❌ | Only hints in some editions | | Geometry coverage | ✅ | Good Euclidean focus | | Number theory strength | ✅ | Very strong | | Combinatorics depth | ⚠️ | Moderate (not as deep as Engel) | | Functional equations | ✅ | Dedicated chapter | | PDF availability (legal) | ❌ | No official free PDF | | Suitable for self-study | ⚠️ | Better with a mentor/group |