Table 2: Computation time summary for Figures 8(a) and 8(b).

Two 3D finite cylinders − MLFMMTwo cylinders − complex EW + Born

Matrix elements1588 sec81 sec
Precondition185 sec0.063 sec
Solving5905 sec (100 iterations)1 sec
Near field17466 sec0.132 sec

Total time7 hrs1.4 min