The direct modal perturbation based on selecting point by number-theoreticmethod is proposed to find the random response of un-damping linear random structures.
针对于多自由度线性复合随机结构的随机自振特性分析，提出了基于数论选点的直接模态摄动法。
2
In this paper, we obtain the estimation of number of average points when we use the number - theoretic points set for directly optimal method.
本文给出了数论点集用于直接优化计算时平均计算点数的估计。
3
In this paper we prove some results on Algebra and Number Theory by Model-Theoreticmethod.