作者单位:
Anyang Inst Technol, Coll Math & Phys, Anyang 455000, Peoples R China
[1]
VIT Univ, Sch Adv Sci, Chennai Campus, Madras 600127, Tamil Nadu, India
[2]
Shaoguan Univ, Dept Math & Stat, Shaoguan 512005, Peoples R China
[3]
Xinyang Normal Univ, Dept Math, Xinyang 464000, Peoples R China
[4]
发布时间
2017-09-22