$k$

$\alpha$

$\beta$

$\Vert w^{+}-w\Vert$

$\Vert \left[\begin{array}{c}\Delta \alpha \\ \Delta \beta \end{array}\right]\Vert$

$\Vert \Delta v\Vert$

$d$

0

0.00000e+00

2.50000

3.9e+00

7.3e−01

4.0e+00

2

1

1.81138e−01

1.78811

1.9e+00

2.3e−01

1.9e+00

2

2

1.14991e−01

2.01153

8.4e−01

1.5e−01

8.6e−01

2

3

9.16745e−02

2.15831

2.7e−01

8.0e−02

2.8e−01

3

4

1.19965e−02

2.15159

3.8e−02

1.7e−02

4.1e−02

5

5

3.56419e−04

2.13989

7.2e−04

5.4e−04

9.0e−04

7

6

1.79381e−05

2.13950

2.6e−07

3.8e−07

4.6e−07

13

7

1.81999e−05

2.13950

4.0e−14

4.5e−14

6.0e−14

22

8

1.81999e−05

2.13950

2.1e−14

5.2e−14

5.6e−14

22