Table 1 Homotopy series solutions’ convergence for various order of estimations.

From: On the convective heat and zero nanoparticle mass flux conditions in the flow of 3D MHD Couple Stress nanofluid over an exponentially stretched surface

Order of estimation

−f″(0)

−g″(0)

−θ′(0)

−ϕ′(0)

1

1.4013

0.14013

0.196030

0.0032671

10

1.4357

0.14357

0.050620

0.0084366

15

1.4359

0.14359

0.048845

0.0081408

20

1.4359

0.14359

0.048492

0.0080819

25

1.4360

0.14360

0.048409

0.0080682

30

1.4360

0.14360

0.048409

0.0080682

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