In this paper, we investigate the existence and the form of subnormal solution for a class of second order periodic linear differential equations, estimate the growth properties of all solutions, and answer the questi...In this paper, we investigate the existence and the form of subnormal solution for a class of second order periodic linear differential equations, estimate the growth properties of all solutions, and answer the question raised by Gundersen and Steinbart.展开更多
基金This work was supported by the Brain Pool Program of Korea Federation of Science and Technology Societies (No. 072-1-3-0164)NURI Academy of Banking, Derivatives and Seeurites and Insurance, and the Natural Science Foundation of Guangdong Province in China (Grant No. 06025059)
文摘In this paper, we investigate the existence and the form of subnormal solution for a class of second order periodic linear differential equations, estimate the growth properties of all solutions, and answer the question raised by Gundersen and Steinbart.