Algorithm

N_G

$K_{1,R}/\sigma \sqrt{\pi a}$

$K_{2,R}/\sigma \sqrt{\pi a}$

$K_{1,L}/\sigma \sqrt{\pi a}$

$K_{2,L}/\sigma \sqrt{\pi a}$

Dual BIEs

5

0.35240

−0.42233

0.35648

−0.40404

9

0.34964

−0.42487

0.35343

−0.40808

13

0.34882

−0.42564

0.35251

−0.40931

17

0.34840

−0.42604

0.35205

−0.40994

21

0.34811

−0.42632

0.35173

−0.41037

NGF

5

0.32574

−0.41434

0.32749

−0.39836

9

0.32568

−0.41470

0.32741

−0.39887

13

0.32567

−0.41479

0.32739

−0.39900

17

0.32566

−0.41483

0.32738

−0.39905

21

0.32566

−0.41484

0.32738

−0.39908

Eigen COD

5

0.35019

−0.42246

0.35326

−0.40629

9

0.34988

−0.42278

0.35292

−0.40677

13

0.34980

−0.42286

0.35284

−0.40689

17

0.34977

−0.42289

0.35280

−0.40694

21

0.34976

−0.42291

0.35279

−0.40696