Τετάρτη, 25 Απριλίου 2018

Νίκος Αθανασίου: Thoughts behind the Solution (e-book/pdf)

A new Olympiad book about problem solving by Nikolaos Athanasiou, a former IMO participant from Greece, which emphasizes on problem thinking before solving. It is written in English, and only in pdf form. 

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