Equation number

Reference

Absolute Error

MSE

Percentage Relative Error (%)

Minimum

Maximum

Average

Minimum

Maximum

Mean

19

This study

3.176E−12

2.306E−05

7.868E−07

4.662E−12

6.730E−09

0.0664

0.0025

2

Serghides [15]

6.465E−08

8.965E−05

5.377E−05

3.446E−09

1.620E−04

0.1255

0.0978

3

Buzzelli [16]

9.740E−13

8.977E−05

5.438E−05

3.511E−09

9.544E−09

0.1255

0.0990

4

Zigrang and Sylvester [14]

3.152E−08

8.965E−05

5.444E−05

3.474E−09

8.454E−05

0.1255

0.1011

18

Vantankhah and Kouchakzadeh [29]

7.882E−11

9.517e−05

2.158E−05

9.836e−10

2.625E−07

0.1332

0.0614

5

Romeo, Royo and Monzon [9]

3.692E−06

6.382E−05

2.449E−05

7.188E−10

2.490E−02

0.1462

0.0477

6

Chen [11]

2.858E−08

1.258E−04

3.456E−05

1.743E−09

1.029E−04

0.3596

0.0709

7

Barr [19]

1.047e−09

3.281E−04

5.207E−05

5.010E−09

2.387E−06

0.5089

0.0942

8

Fang, Xu, Zhou [13]

3.101E−08

4.612E−04

8.178E−05

1.095E−08

7.320E−05

0.5997

0.1645

9

Shacham [20]

2.044E−09

3.464E−04

5.659E−05

4.034E−09

6.200E−06

0.8679

0.1254

10

Sonnad and Goudar [21]

6.593E−06

3.961E−04

8.527E−05

1.093E−08

7.413E−02

0.9926

0.1697

11

Haaland [22]

9.660E−09

7.309E−04

1.713E−04

3.736E−08

2.128E−05

1.2910

0.3241

12

Manadilli [23]

6.261E−09

1.863E−03

2.898E−04

2.159E−07

1.945E−05

2.5827

0.5485

13

Ghanbari, Farshad

and Rieke [17]

1.740E−09

2.000E−03

2.657E−04

2.121E−07

1.399E−04

2.7744

0.7810

16

Brkić [26]

5.781E−07

2.178E−03

2.854E−04

2.733E−07

8.089E−04

2.9427

0.5403

14

Churchill [24]

1.529E−07

2.025E−03

3.019E−04

2.864E−07

1.518E−03

3.2178

0.5746

18

Swamee and Jain [28]

1.254E−07

2.479E−03

3.333E−04

3.159E−07

1.271E−03

3.436

0.6300

15

Round [25]

1.551E−08

6.000E−03

2.600E−03

1.033E−05

2.219E−04

8.3383

4.4466

17

Rao and Kumar [27]

5.631E−09

3.991E−02

1.480E−03

1.651E−05

1.195E−05

85.479

5.5086