【摘要】 要讨论了ｎ阶常系数线性微分方程的算子方法，给出了齐次方程特解的一种求法以及非齐次方程解的积分公式，还给出了一种非常简便的求非齐次方程特解的积分－比较系数法。更多还原

【Abstract】 The operator method is discusaed for the nth order linear differential equations with constant coefficients,A method for solving the particular solutions of hoLmogeneous equation,and anintegral formula for the solutions of non homogeneous equation are given,An integral / coefficient comparison method which is very convenient is also given for solving the particular solutions of the non-nomogeneous equations.更多还原