1,051 reputation
319
bio website
location Hangzhou, China
age 22
visits member for 2 years, 1 month
seen Nov 20 at 13:33

I'm just a guy learning and enjoying in math. My name in MO is yizhongxunhuan. Which in Chinese means a recycle.


3
Nov 24 '12 at 3:01
2
Jan 25 '13 at 3:39
2
Nov 26 '12 at 11:49
1
Jan 15 '13 at 8:38
0
Jul 5 '13 at 3:29