Flow past a thin profile in a channel with permeable working part

An exact solution is obtained to the problem of flow of an ideal incompressible fluid past a thin profile in a straight channel. The channel walls are continuous except for the working part, where they are permeable.Translated from Izvestiya Akademii Nauk SSSR, Mekhanika Zhidkosti i Gaza, No. 4, pp. 180–185, July–August, 1982.I thank Yu. B. Lifshitz for constant interest in the work.