数学模型内的事物都是绝对清晰的，甚至在处理模糊逻辑时也是如此。
Within a mathematical model things are perfectly clear, even when doing fuzzy logic.
利用数学模型找到最佳结果，进行预测，总结结论，并检测结果是否符合逻辑。
Use mathematical models to find optimal results, make predictions, draw conclusions, and check whether the results are reasonable.
采用调查法、逻辑分析法、数学模型法等，对综合性运动会门票定价理论进行研究。
Through using the investigation, logistical analysis, mathematical model, the author studies the price of entrance ticket of comprehensive games.
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