Lecture 7: Lift in two dimensions.

The non-uniqueness of 2D potential flow past a cylinder. Blasius' expression for the force on a body in 2D,
using complex variables. Calculation of the force using residue technique, and the Kutta-Joukowsky formula.
Analogous calculation of moment.

Use of conformal mapping in airfoil theory. Flow plast a flat plate using conformal
mapping. The Kutta condition and the determination of lift as a function of angle of attack.
Quasi-steady theory of thrust production in flapping flight. Joukowski airfoils.

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