Every year, the countries competing in the International Mathematical Olympiad arrive with a booklet of their best, most original problems. Those booklets get shared among delegations, then quietly ...

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For some, China’s dominance at the International Mathematical Olympiad seemed to confirm an unfortunate fact: Chinese students had gained an insurmountable upper hand over their American counterparts ...

After the 20th Asia-Pacific Mathematical Olympiad for Primary Schools (APMOPS) finished on April 20 in Vietnam, some students and parents said that the competition’s questions appeared to be published ...