Created by Toronto (55.4%), Jack (23.1%), Rex (5.6%), Chen Che (3.4%), Zhanglong Wang (2.6%), wbrwbr2012 (2.1%), Ken (1.7%), Other (1.6%), smathfan (1.3%), yingr (1%), Fang keming (0.9%), Dr. Lian (0.6%), mgxhl (0.3%), Alvin Mao (0.2%), Noah Hou (0.1%), yuhaimin (0.1%), 靳子豪 (0.1%) in the scope of SMath project. Published by Andrey Ivashov.

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