Aldashev Serik Aimurzaevich RussiaSaratov Saratov State University 1, Saratov State University, Russia, 410012, Saratov, Astrahanskaya st., 83 aldash51@mail.ru Author's articles The correctness of the Dirichlet problem in the cylindric domain for equation Laplase Well-posedness of the Dirichlet problem in a cylindrical domain for multidimensional elliptic-parabolic equation Correctness of the Local Boundary Value Problem in a Cylindrical Domain for Laplace’s Many-dimensional Equation Well-posedness of the Dirichlet Problem for a Class of Multidimensional Elliptic-parabolic Equations Well-posedness of the Dirichlet Problem for One Class of Degenerate Multi-dimensional Hyperbolic-parabolic Equations Nonlocal Boundary-Value Problems in the Cylindrical Domain for the Multidimensional Laplace Equation