Research Article

Spectral Approximation of an Oldroyd Liquid Draining down a Porous Vertical Surface

Figure 2

The effect of the nonlinear parameter 𝜇 1 on the centerline velocity profile for 𝑆 1 = 2 , 𝑆 2 = 1 , 𝛼 = 0 , and = 1 .
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