A New Iterative Method for Linear Systems from XFEM

Table 4

𝐿₂-error, order, CPU time, and iterations by XFEM with the new iterative method for Example 2.

ℎ	ErrorXFEM	Orders	CPUXFEM (s)	Iterations
120	6.3754×10^−3	⧵	1.313	24
140	1.7092×10^−3	1.8992	6.52	19
160	7.7554×10^−4	1.9489	20.61	19
180	4.1733×10^−4	2.1541	59.07	19
1100	2.7295×10^−4	1.9028	145.92	18