In solving each iterative equation, the solutions are approximately expressed by the power series with finite terms and the coefficients of the power series are determined by the numerical method.
在求解各级迭代方程中，文中将解近似地用有限项幂级数表示，并数值地求解此级数各项的系数。
By constructing a convergent power series solution of an auxiliary equation, analytic solutions for the original equation are obtained.
讨论了一阶迭代微分方程解析解的存在性，通过构造一个辅助方程的幂级数解给出该方程的解析解。
By constructing a convergent power series solution of an auxiliary equation, analytic solutions for the original equation are obtained.
讨论了一阶迭代微分方程解析解的存在性，通过构造一个辅助方程的幂级数解给出该方程的解析解。
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