Document Type: Regular Paper
Department of Mathematics, Faculty of Science, Assiut University, Egypt
Department of Differential Equations, Kazan State University, Kazan, Russia
In this paper, we investigate the Goursat problem in the class C21(D)Cn0 (D P) C00 (D Q)
for a third order pseudoparabolic equation. Some results are given concerning the existence and uniqueness
for the solution of the suggested problem.