摘要
矩阵向量乘积运算是数值分析领域中的一种基本运算。本文基于单元分组技术,提出了在有限元结构分析中,当不形成总刚度矩阵而进行矩阵向量乘积的EBE计算方法。该方法不仅预处理过程简单,实现容易,而且其并行化、向量化处理都极为直接。同时,数值试验结果还表明了它的有效性。
On the basis of element's segregation technique presented by us in[4], an EBE computational method, in which the global stiffness matrix needn't be formed, for matrix-vector multiply has been developed in the paper.And then two parallelization/vectorization strategies of the method have been described. Numerical examples i'ndicate the effectiveness of the EBE computational method.
出处
《宇航学报》
EI
CSCD
北大核心
1995年第2期13-19,共7页
Journal of Astronautics
基金
国防科技预研任务课题