On account of his professional and academic achievements, his name finds, justifiable, a place in the World Directory of Mathematicians published in 1986 under the auspices of the International Mathematical Union.
The symposium is jointly endorsed by the International Mathematical Union and the Fields Institute for Mathematical Sciences.
The International Congress on Mathematical Education (ICME) is held every four years under the auspices of the International Commission on Mathematical Instruction (ICMI) of the International Mathematical Union (IMU).
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On August 22, 2006, Sir John M. Ball, president of the International Mathematical Union, made reference to the article and rushed publication of the Cao/Zhu paper at a speech given at the opening ceremony of the International Congress of Mathematicians.