Kenneth Scott Latourette (1884-1968) is one of the pioneers of Chinese study in a strict sense.

Andre numbers are defined, and the simple method of proving gear permutation recursion formula is also given in this paper, by means of the relation between Eular numbers and Dai Xu numbers.

Acceptance and Forfeiture: An Explanation of Andre s Night by Tie Ning;

Andre Gide, the famous contermporary writer of France, he is admired as the spirit leader of French literary circles in the beginning of 20th century, by the abundance and diversity of his works, the complexity of his thought, even the particularity of his social background.