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| 摘要: |
| 利用待定系数法讨论了求解一类二阶常系数微分方程的特解，得到了求解该类文的一般公式，并给出了证明和算例。 |
| 关键词: 二阶常微分方程 特解 公式 |
| DOI： |
| 分类号: |
| 基金项目: |
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| Discussion on the Teaching of Special Solution to a Class of Second-order Ordinary Coefficient Differential Equations |
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ZHANG Shou-gui
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| Abstract: |
| The special solution to a class of second-order ordinary coefficient differential equations based on undermined coefficient method is discussed,general formulas for solving this kind of problem are obtained,and their proofs and numerical examples are given. |
| Key words: generalized row(column)symmetric matrix full rank decomposition singular value decomposition orthogonal equivalence Moore-Penrose inverse |
