Without the formation of the system stiffness matrix, its approximate cholesky factorization was obtained. The preconditioner was suitable for the EBE technique.

 
  • 在不显式形成总刚度阵的情况下利用单元级矩阵的Cholesky分解构造总刚度阵的近似;形成预条件矩阵;提出了求解大型线性方程组的EBE PCG并行算法;并讨论了算法在网络机群(COW)并行计算环境下的实现.
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