基金supported by the National Natural Science Foundation of China(11201499,11301309,71473280)supported by the National Natural Science Foundation of China(11401602)+2 种基金supported by the National Natural Science Foundation of China(11401391,11101157)Tianyuan Youth Fund for Mathematics of the National Natural Science Foundation of China(11326179)Natural Science Foundation of Shenzhen University(801,00036112)
