Yacobi method belongs to iteration methods, and is widely used. It has simple formula, which needs only time multiplication of matrix and rector for one iteration.
迭代法中的雅克比迭代法是一种比较常用的方法，它公式简单，每迭代一次只需计算一次矩阵和向量乘法。
From the perspective of graph theory, understands multiplication formula, full probability formula, Bayes formula effectively solves some complicated probability problems.
用图论的观点理解概率论中的乘法公式、全概率公式、贝叶斯公式，有效地解决了某些复杂的概率问题。
Finally, in order to use the result easily in road illumination, the article gives out the calculation formula of relative visual sense reaction time and multiplication coefficient th…
最后，为了便于在道路照明中运用，还给出了由相对发光效率计算相对视觉反应时间和乘法系数的表达式。
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