Izvestiya of Saratov University.

Mathematics. Mechanics. Informatics

ISSN 1816-9791 (Print)

ISSN 2541-9005 (Online)

functional equation

Analytic embedding of pseudo-Helmholtz geometry

On Characterization Determining Entire Functions and Consistent with Riman’s Type Equation Dirichlet’s Series with Finetly-Valued Coefficients

Analytic Embedding of Geometries of Constant Curvature on a Pseudosphere