Some fixed point theory of fractional linear transformation is discussed and it is shown that one kind of transformation from unit circular to unit circular has only some real fixed points.

本文讨论了分式线性变换不动点理论，并证明了一类单位圆到单位圆的分式线性变换仅有实不动点。

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Some fixed point theory of fractional linear transformation is discussed and it is shown that one kind of transformation from unit circular to unit circular has only some real fixed points.

本文讨论了分式线性变换不动点理论，并证明了一类单位圆到单位圆的分式线性变换仅有实不动点。

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