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103 Trigonometry Problems This book, 103 Trigonometry Problems, contains highly-selected problems and solutions used in traning and testing of the USA international Mathematical Olypi... »
Problems In Real Analysis Contains a collection of challenging problems in elementary mathematical analysis Uses competition-inspired problems as a platform for training typical inven... »
102 Combinatorial Problems Consists of carefully selected problems that have been used in the training and testing of the uSA International Mathematical Olympiad team. It provides in-d... »