... limz↑0e1/z= 0. COMPLEX ANALYSIS 1Douglas N. Arnold2References:John B. Conway, Functions of One Complex Variable, Springer-Verlag, 1978.Lars V. Ahlfors, Complex Analysis, McGraw-Hill, 1966.Raghavan ... Γ(j/n, k/ n).Let ρ k be the closed polygonal path determined by the points Γ(j/n, k/ n), j = 0, 1, . . . , n.It is easy to conclude from Cauchy’s theorem for a disk thatρ k f(z) dz =ρ k+ 1f(z) ... region,called a Joukowski airfoil, looks like a cross-section of a wing, and by adjusting the circle,one can adjust the exact shape of the airfoil. Using the explicit conformal map to thedisk and explicit...