李安贵, 吴檀. 两类三阶线性微分方程的降阶条件[J]. 工程科学学报, 1997, 19(5): 520-524. DOI: 10.13374/j.issn1001-053x.1997.05.022
引用本文: 李安贵, 吴檀. 两类三阶线性微分方程的降阶条件[J]. 工程科学学报, 1997, 19(5): 520-524. DOI: 10.13374/j.issn1001-053x.1997.05.022
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Li Angui, Wu Tan. Descending Order Condition of Two Forms of Third-order Linear Differential Equations[J]. Chinese Journal of Engineering, 1997, 19(5): 520-524. DOI: 10.13374/j.issn1001-053x.1997.05.022
Citation: Li Angui, Wu Tan. Descending Order Condition of Two Forms of Third-order Linear Differential Equations[J]. Chinese Journal of Engineering, 1997, 19(5): 520-524. DOI: 10.13374/j.issn1001-053x.1997.05.022
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两类三阶线性微分方程的降阶条件

Descending Order Condition of Two Forms of Third-order Linear Differential Equations

    摘要
  • 摘要: 借助于自变量代换，得到了两种三阶线性微分方程的可降阶新类型.

     

    Abstract: Application of the transformations of independent variable, descending order conditions of two new forms of third-other linear differential equations with variable coefficients are obtained.

     

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