ЗМІСТ

Bagewadi C.S., Ingalahalli G.
A Study on the φ-Symmetric K-Contact Manifold Admitting Quarter-Symmetric Metric Connection

Guliyev H.F, Gasimov Y.S., Zeynalli S.M.
Optimal Control Method for Solving the Cauchy-Neumann Problem for the Poisson Equation

Şahin B.
Holomorphic Riemannian Maps

Syrovatskyi V.N.
Functional Models in De Branges Spaces of One Class Commutative Operators

Vasilchuk V.
On the Fluctuations of Entries of Matrices whose Randomness is due to Classical Groups

Zachos A.N.
The Plasticity of Some Fittable Surfaces on a Given Quadruple of Points in the Three-Dimensional Euclidean Space