Unsteady Solutions in a Third-Grade Fluid Filling the Porous Space

Figure 7

Numerical solution of (3.1), with 𝑉(𝑡)=𝑒^−𝑡, 𝑔(𝑦)=𝑒^−𝑦2, 𝜇_∗=2.5, 𝑢₀=1, 𝛼=2, 𝛾₁=1.5, 𝛾₂=2.6, 𝜙₁=0.8.