This paper is concerned with an analytic invariant curves on a planar mapping of the iterative functional equation.
研究了复合迭代函数方程所代表的一类不变曲线的解析解，通过构造辅助方程的幂级数解，从而获得原方程的解析解。
In chapter 2, three kinds of planar mappings are discussed. We reduce the existence of analytic invariant curves of iterative functional equation by means of majorant series.
本文的第二章讨论了三类平面映射的解析不变曲线，用优级数方法讨论了不变曲线迭代函数方程解析解的存在性。
In chapter 2, three kinds of planar mappings are discussed. We reduce the existence of analytic invariant curves of iterative functional equation by means of majorant series.
本文的第二章讨论了三类平面映射的解析不变曲线，用优级数方法讨论了不变曲线迭代函数方程解析解的存在性。
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