Velocity Induced by a Plane Uniform Vortex Having the Schwarz Function of Its Boundary with Two Simple Poles

Figure 5

As in Figure 3, but for vortices of kind (3,1) (first row, with 𝐚₁=1, 𝐚₂=0.5−0.1𝐢, 𝐳₁=0.3−0.7𝐢, and 𝐳₂=0.45+0.25𝐢) and of kind (3,2) (second row, with 𝐚₁=1, 𝐚₂=0.5−0.1𝐢, 𝐳₁=0.80−0.75𝐢, and 𝐳₂=0.4+0.2𝐢).

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