摘要
讨论振动中的广义特征问题的刚度矩阵或质量矩阵为半正定阵时如何使其转化为正定矩阵。
This paper discusses the ways in the problem of generalized characteristics in vibration to convert rigidity matrix or quality matrix into positive definite matrix when they are positive semi-definite matrix.
出处
《重庆工学院学报》
2003年第5期29-31,共3页
Journal of Chongqing Institute of Technology
关键词
结构振动
正定矩阵
半正定阵
structural vibration
positive definite matrix
positive semi-definite matxix
