Research Article

Fluid Driven by Tangential Velocity and Shear Stress: Mathematical Analysis, Numerical Experiment, and Implication to Surface Flow

Figure 4

Multiple solutions for the air-water flow of (a) with only the velocity condition, that is, (38) and (b) with only the stress condition at the interface, that is, (39).
353785.fig.004a
(a)
353785.fig.004b
(b)