R(a_B)

E₀ [7] [8]

exact

E₀

有限差分解

E_b [8]

exact

E_b [8]

eqn(3)

error

E_b [8]

eqn(5)

error

E_b

有限差分解

误差

1

9.880910

9.861214

5.152486

5.094034

1.13%

5.121075

0.61%

5.117964

0.67%

2

2.512514

2.507675

2.732638

2.699487

1.21%

2.727622

0.18%

2.725295

0.27%

3

1.197094

1.195099

1.982281

1.957590

1.25%

1.979243

0.15%

1.979673

0.13%

4

0.790637

0.789724

1.670637

1.654711

0.95%

1.668888

0.10%

1.669588

0.06%

5

0.651425

0.651053

1.545602

1.535990

0.62%

1.545238

0.02%

1.545203

0.03%