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Perturbation results of second order linear differential equations with periodic coefficients

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Abstract

Two perturbation results on the linear differential function f″ + Π(z)A(z)f = 0 are obtained, where Π(z) and A(z) are periodic entire functions with period 2πi and σ e(Π) < σ e(A).

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Authors and Affiliations

  1. School of Math. Sci., South China Normal Univ., Guangzhou, 510631, China

    Huang Zhibo & Chen Zongxuan

Authors
  1. Huang Zhibo
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  2. Chen Zongxuan
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Additional information

Supported by the College’s Ph.D Foundation of China (20050574002) and the Natural Science Foundation of Guangdong Province(06025059).

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Huang, Z., Chen, Z. Perturbation results of second order linear differential equations with periodic coefficients. Appl. Math.- J. Chin. Univ. 22, 405–412 (2007). https://doi.org/10.1007/s11766-007-0404-1

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  • DOI: https://doi.org/10.1007/s11766-007-0404-1

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