Square root method is one of direct methods, which is an effective method for the solution of symmetrical positive liner equations through triangle decomposition of symmetrical positive matrix.

直接法中的平方根法，就是利用对称正定矩阵的三角分解而得到的求解对称正定方程组的一种有效方法。

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The method USES triangle fuzzy Numbers to establish judgment matrix and improves the unbalance problem of AHP's judgment matrix.

该方法采用三角模糊数来建立判断矩阵，改善了在层次分析法中所给出判断矩阵的不平衡问题。

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The judgment matrix and the expert's evaluating matrix are constructed using fuzzy triangle Numbers, and the AHP method is improved.

采用三角模糊数来建立判断矩阵和专家评判矩阵，改进了AHP方法。

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