可拓数学是可拓学的定量化工具。
引入了随机物元的概念，建立了随机事件的物元模型，提出了可拓数学中可拓事件与可拓概率的概念。
The concepts of the random matter elements, the matter element models of the random events and the concepts of extension events and extension probability in extension mathematics are introduce.
本文针对目前这种状况从安全评价的角度，应用可拓物元和模糊数学评价的方法对狭水道操纵安全进行评价。
Regarding this situation, the author here is trying to apply matter-element assessment method and fuzzy mathematical comprehensive assessment method to assess narrow channel manoeuver safety.
结合高校毕业设计选题的实际需要，利用物元理论，建立了基于毕业设计选题评价的关联函数和可拓评判的数学模型。
Associating with real necessity of topic selection in graduation design, evaluation correlation function and topological mathematical model are established by matter element theory.
应用可拓评价方法和灰色关联分析法建立数学模型，确定代建风险的状态和水平，并设置风险预警等级和预警信号。
Then methods of extension evaluation and gray conjunction analysis are applied to build risk appraisal module which could measure grade of risks and set down corresponding signals.
应用可拓评价方法和灰色关联分析法建立数学模型，确定代建风险的状态和水平，并设置风险预警等级和预警信号。
Then methods of extension evaluation and gray conjunction analysis are applied to build risk appraisal module which could measure grade of risks and set down corresponding signals.
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