Method

Analytical

0.7853982

0.1666667

0.0052083

0

0

Present

0.7853966

0.1666638

0.0052082

0.520804

0.54566

[13]

0.7853898

0.1667614

0.0052082

7.969400

4.65523

[19]

0.7849545

0.1664765

0.0051995

29.05166

24.98925

[21]

0.7853977

0.1664735

0.0052083

26.92812

25.69972

[22]

0.7853967

0.1666663

0.0052083

8.009800

4.606180