Research Article

A New Iterative Method for Linear Systems from XFEM

Table 1

DOF, sparsity of matrix, and condition number of linear equation by FEM and XFEM for Example 2.

DOFFEM DOFXFEM condsFEM condsXFEM Sparsity of matrix (%)

882 1018 1.72
3362 3626 0.4774
12800 13120 0.222
12800 13120 0.13
25600 26240 0.0829