奇异矩阵
The singularity of thick and thin plate element stiffness matrix due to the use of the reduced integration on the basis of the finite element is investigated.
本文研究了薄厚板壳有限单元统一性理论中,由于采用降阶积分而使得刚度矩阵产生奇异的问题。
Algorithms for the minimal polynomial and the inverse of a given block circulant matrix over a group algebra of a finite group over a field are presented, and a method of determining singularity of this block circulant matrix is given.
·给出了求域上有限群的群代数上的块循环矩阵的极小多项式的算法,西安电子科技大学博士学位论文:多项式代数及其应用奇异性判别法及其逆矩阵的求法。
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