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Table 1 Summary of comparison results between the ODE-based method and finite difference scheme. The total number of cells, cell size, the error Er, , and ξ̄ by the finite difference scheme are presented. With the ODE-based method, we have \(\bar{x} = 59.392\) and \(\bar{\xi } = 19.262\)

From: Mathematical and numerical analyses of a stochastic impulse control model with imperfect interventions

Total number of cells

Cell size h

Er

ξ̄

100

1.000

1.252E−02

58.500

18.500

200

0.500

8.924E−03

59.250

19.250

300

0.333

7.301E−03

59.167

19.167

400

0.250

6.327E−03

59.375

19.375

500

0.200

5.661E−03

59.300

19.100

600

0.167

5.170E−03

59.250

19.083

700

0.143

4.787E−03

59.357

19.214

800

0.125

4.478E−03

59.313

19.188

900

0.111

4.222E−03

59.389

19.278

1000

0.100

4.006E−03

59.350

19.250

1500

0.067

3.271E−03

59.367

19.233

2000

0.050

2.833E−03

59.375

19.275

3000

0.033

2.313E−03

59.383

19.250