Volume 11, Issue 2, 2021 Problems for the First-Order Differential equations with Discrete Additive and Discrete Multiplicative Derivatives Vusala Sultanova Asymptotics of the Eigenvalues and Eigenfunctions of a Non-Self-Adjoint Problem with a Spectral Parameter in the Boundary Condition T.F. Kasimov p(x)-Admissible Sublinear Singular Operators in the Local “Complementary” Generalized Variable Exponent Morrey Spaces Xayyam A. Badalov Existence and Uniqueness of a Solution to the Optimal Control Problem with Lions Type Functional for the Linear Nonstationary Guasi-Optics Equation Ulker M. Farzaliyeva On Tensor Fields Generated by Differentiable Functions Gunay H. Salmanova Asymptotics of the Solution of a Boundary Value Problem Stated in an Infinite Half Strip for a Non-Classical Type Singularly Perturbed Differential Equation Mehbube E. Kerimova Simulation of Fluid Movement in the Reservoir-Well Gas Lift System Sh.A.Kerimova On Stability of Bases Consisting of Perturbed Exponential Systems in Grand Lebesgue Spaces Tural Hagverdi
