Mach reflection and interaction of weak shock waves under the von Neumann paradox conditions

The problem of weak Mach reflection, known as the von Neumann paradox, and the more general case of Mach interaction of relatively weak shock waves are studied on the basis of the short-wave asymptotics.Saratov. Translated from Izvestiya Rossiiskoi Akademii Nauk, Mekhanika Zhidkosti i Gaza, No. 2, pp. 183–190, March–April, 1996.