Table 3 For \(\lambda = \, 0.4, \, M \, = \, 0.0002, \, B \, = \, 0.3{\text{ and }}A \, = { 0}.4.\)

From: Comparative study of generalized couette flow of couple stress fluid using optimal homotopy asymptotic method and new iterative method

y

OHAM \({\mathbf{W}}_{{\mathbf{\rm O}}}\)

NIM \({\mathbf{W}}_{N}\)

Difference

OHAM \(\Theta_{O}\)

NIM \(\Theta_{N}\)

Difference

− 1

1.81941 × 10–17

0.000701923

0.000701923

3.52094 × 10–18

− 0.104916

0.104916

− 0.9596

0.0150044

0.0154161

0.0004117

0.0270457

− 0.0780229

0.1050686

− 0.7576

0.0908655

0.0900099

0.0008556

0.160743

0.0548985

0.1058445

− 0.5556

0.170038

0.168218

0.00182

0.290752

0.183969

0.106783

− 0.3535

0.25465

0.252164

0.002486

0.414929

0.306888

0.108041

− 0.1515

0.346058

0.343204

0.002854

0.530855

0.421123

0.109732

0.1515

0.497558

0.494704

0.002854

0.685768

0.57253

0.113238

0.3535

0.60815

0.605664

0.002486

0.775479

0.659224

0.116255

0.5556

0.725638

0.723818

0.00182

0.854926

0.735131

0.119795

0.7576

0.848466

0.84761

0.000856

0.925329

0.801542

0.123787

0.9596

0.974604

0.975016

0.000412

0.988222

0.860095

0.128127

1

1

1.0007

0.0007

1

0.870976

0.129024

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