On the prime powers in sums of squares of three consecutive positive integers;

证明了连续正整数的立方和为素数或素数方幂仅有惟一解。

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The 7 common factors which come from factor analysis almost consisted with theoretic structure, and the contributing rate of cumulative sums of squares was 66.03%.

因为分析产生的7个公因子与理论结构基本一致，累积方差贡献率为66.03%。

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In this paper, we construct firstly the interval estimates of variance components in the two-way model, depending on corresponding sums of squares from the analysis of variance.

该文针对中文科技论文文本特殊的文体格式和语言风格进行了系统地研究，并提出了基于层次分类模型的文本分类算法。

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In this paper, we construct firstly the interval estimates of variance components in the two-way model, depending on corresponding sums of squares from the analysis of variance.

该文针对中文科技论文文本特殊的文体格式和语言风格进行了系统地研究，并提出了基于层次分类模型的文本分类算法。

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