摘要:一般的高阶微分方程没有普遍的解法,处理问题的基本原则是降阶,利用变换的方法把高阶微分方程的求解问题化为较低阶的方程来求解. 因为一般来说,低阶微分方程求解会比高阶微分方程求解方便些.因此,我们对于不同类型的高阶方程进行科学合理的降阶,并对以讨论的方法进行归纳总结,最后应用高阶微分方程降阶法求解一些问题.33282 毕业论文关键词:高阶方程;线性微分方程;降阶
Research and Application of Reduced Order Problem of High Order Equation
Abstract: High order differential equations in general no universal solution. The basic principles of dealing with the problem reduced by using the transformation method to the solution of higher order differential equations of lower order equation.The reduced order to high order equations of different types of scientific and reasonable, and the method to discuss some of the problems are summarized reduced order method. At last the application of high order equations .
Key words: High order equation; Linear differential equations; Reduction
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