此外，文中两个定理还可解决两大类问题的线性和非线性计算不稳定性问题。
Besides, the two theorems can also solve two large categories of problems about linear and nonlinear computational instability.
本文综合介绍天气预报问题中的非线性计算不稳定的含义、计算现象和处理办法。
In this paper, the concept, phenomena and handling methods of nonlinear computational instability in the problems of numerical weather prediction are discussed.
由于交通的非线性和不稳定特性，模型最优控制计算复杂且精度低，进而提出了一种模糊控制方法。
The nonlinear and non-stationary behavior of traffic makes the modern optimal control computational complexity and low accuracy. A fuzzy control method for freeway traffic is proposed.
计算结果表明，在短暂的线性增长之后，不稳定性将趋于非线性饱和。
It is found that the instability tends to become nonlinear saturation after, a short period of linear growth.
如果该非线性分析收敛失败，包括检测出结构不稳定，则用旧的荷载比乘以备份比，来计算新的荷载比。
If the nonlinear analysis fails to converge, including the detection of a structural instability, a new Loading rate is compute by multiplying the old rate by the Backup rate.
如果该非线性分析收敛失败，包括检测出结构不稳定，则用旧的荷载比乘以备份比，来计算新的荷载比。
If the nonlinear analysis fails to converge, including the detection of a structural instability, a new Loading rate is compute by multiplying the old rate by the Backup rate.
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