Cartea Olympiad Problems from all over the World 7th Grade Content vol.3 PDF

Olympiad Problems from all over the World 7th Grade Content vol.3 - D.M. Băținețu-Giurgiu, Marin Chirciu, Daniel Sitaru, Octavian Stroe, Neculai Stanciu   The book contains 400 problems in algebră, number theory, combinatorics, and geometry, from all over the world. It is an excellent text for preparing mathematics competitions of all levels. That is why I strongly recommend this book for mathematics teachers and gifted students. Radu Gologan, President of the Romanian Mathematical Society