$M=1000,d=1.0E-07$

a

1.00E−08

1.00E−09

1.00E−10

1.00E−11

a/d

1.00E−01

1.00E−02

1.00E−03

1.00E−04

Norm of E

3.16E+01

3.16E+01

3.16E+01

3.16E+01

Error of E

3.02E−04

3.02E−08

3.02E−12

3.02E−16