| 二阶变系数线性方程存在一类解的充要条件 |
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| 引用本文： | 巴英. 二阶变系数线性方程存在一类解的充要条件[J]. 江汉大学学报(人文科学版), 1999, 0(3) |
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| 作者姓名： | 巴英 |
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| 摘 要： | ![]()
给出了二阶变系数线性微分方程ｘ＋Ｐ（ｔ）ｘ＋Ｑ（ｔ）ｘ＝０具有ｘ＝Ｐ１（ｔ）ｅ∫Ｑ１（ｔ）ｄｔ形式特解的充要条件为Ｐ″１（ｔ）＋［Ｐ（ｔ）＋２Ｑ１（ｔ）］Ｐ′１（ｔ）＋［Ｑ′１（ｔ）＋Ｑ２１（ｔ）＋Ｐ（ｔ）Ｑ１（ｔ）＋Ｑ（ｔ）］Ｐ１（ｔ）＝０
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| 关 键 词： | 线性 变系数 微分方程 特解 充要条件 |
A Sufficient and Necessary Condition for Second Order Linear Equation with Varied Coefficient Existing a Kind of Solutions |
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| Ba Ying. A Sufficient and Necessary Condition for Second Order Linear Equation with Varied Coefficient Existing a Kind of Solutions[J]. Journal of Wuhan Institute of Education, 1999, 0(3) |
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| Authors: | Ba Ying |
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| Abstract: | ![]()
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| Keywords: | linear varied coefficient differential equation a special solution sufficient and necessarg condition. |
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