About author: LI Shu-hai(1966- ), male, native of Chifeng, Inner Mongolia, an associate professor of Chifeng College, engages in geometric function theory and applications; YANG Jing-yu(1981- ), female, native of Chifeng,Inner Mongolia, a lecturer of Chifeng College, engages in functional analysis and applications.
Supported by:
Supported by the Key Scientific Research Fund of Inner Mongolian Educational Bureau(NJ2Y08150)；
