Boundary value problems for matrix Euler-Poisson-Darboux equation with data on a characteristic

per Aleksander A Andreev, Ekaterina A Maksimova
Publicat 2015-12-01

The Goursat problem for one hyperbolic system of the third order differential equations with two independent variables

per Aleksander A Andreev, Julia O Yakovleva
Publicat 2011-09-01