摘要
Submission Please type your paper in LaTeX,and e-mail the pdf file.The editorial office will confirm receipt within 3 days.If youdo not receive the receipt letter,please send an e-mail to ask.The address is Editorial Board,Acta Mathematica Sinica(English Series),Institute of Mathematics,Chinese Academy of Sciences,Zhongguancun,Beijing 100190,China,email:ActaMath@amss.ac.cn.
