The properties of Bell number in proper order are studied with the use of elementary method, some identities involving the sum of product of Bell number in proper order are obtained.

利用初等方法研究了有序贝尔数的性质，给出了关于有序贝尔数的一组恒等式。

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The monotone sum of product expansions of monotone Boolean functions and its constructive algorithm are presented in this paper. The implementation of the algorithm is very intuitive.

本文给出单调布尔函数的一类范式——单调积之和展开式以及构造它的算法，该算法的实现是很直观的。

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The overall AHP score of an application for a dimension is derived by the sum of the product of its relative priority in each criteria and the relative priority of respective criteria.

从一方面来说，一个应用程序的总体 AHP 分值是每个标准中相关优先权的乘积与各个标准的相对优先权的和。

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If the product is just the sum or multiple of a sum of the inputs, there wouldn't be much of a point working in a team at all.

如果总收益只是投入的和或者倍数,那这样合作也没什么意思了

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And gross domestic product, the sum of all goods and services, is below the level when Cameron assumed power.

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Friday's report reinforced many economists' sentiment that key elements of the economy remain firm, even as the government reported this week that gross domestic product the sum of all goods and services produced in the U.S. shrank unexpectedly in the fourth quarter.

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By customer value propositions, I mean the total sum of benefits the customer receives from buying a product.

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