Application of the Spectral Element Method in a Surface Ship Far-Field UNDEX Problem

Table 4

DOF of different refinement levels of CASE.

h = 1	—	29497	67881
h = 2	64231	210226	490637
h = 3	222325	735310	1725241
h = 4	490637	1630195	3833881
h = 5	1004541	3348961	—
h = 6	1630195	—	—