Journal of Osh State University. Mathematics. Physics. Technical Sciences

Keywords: singularly perturbed equations; equilibrium position; stability; analytical; harmonic functions; level lines; boundedness; convergence; solution delay

Keywords: Partial differential equation; fourth order equation; multiple characteristics; boundary value problem; uniqueness; existence; series; semi-bounded domain; absolute and uniform convergence

Keywords: Third-order differential equations with multiple characteristics; boundary value problem; eigenvalue; eigenfunction; functional series; absolute and uniform convergence

Keywords: third order; quasi-linear; integral operator; boundary conditions; principle of compressive reflections; finite; homogeneous

Keywords: partial derivatives; second order; system; integral equation; nonlinear; notation; new functions

Keywords: stochastic processes; martingales; the Marcinkiewicz-type interpolation theorem; Ito’s integral; stopped process

Keywords: KPP model; Cauchy problem; uniqueness of solution

Keywords: nonlinear; partial; derivative; class of functions; operator equation; principle of compressive reflections

Keywords: uclidean space; of Frenet’s net; Frenet’s frame; partial mapping; distribution; quasi-double line

Keywords: Sturm-Liouville operator; spectral analysis; exponential series

Keywords: differential equation; third order; multiple characteristics; conjugation problem; boundary conditions; uniqueness; existence; Green's function; integral equations

Keywords: Poisson equation; byharmonic equations; Dirichlet problem; Neumann problem; Roben problem; correct narrowings of the operator

Keywords: integro-differential equations; Cauchy problem; contraction mapping; partial derivative; integral form

Keywords: differential and integral equations; solution construction method; continuation method; boundary value problem; parabolic-hyperbolic type; unique solvability

Keywords: differential and integral equations; solution construction method; continuation method; boundary value problem; parabolic-hyperbolic type; unique solvability

Keywords: differential and integral equations; solution construction method; continuation method; boundary value problem; parabolic-hyperbolic type; unique solvability

Keywords: partial mapping; Frenet’s frame; Euclidean space; distribution; cyclic net of Frenet; quasi-double line

Keywords: Boundary value problem; generalized solution; functional, Bellman-Egorov scheme; Bellman-type integro-differential equation; synthesis of boundary control

Keywords: singularly perturbed equations; analytic and harmonic functions; splitting of solutions; boundary layer lines and domains; level lines; asymptotic behavior of solutions

Keywords: Euclidean space; Frenet’s frame; net of Frenet; partial mapping; distribution; the quasi-double line of a pair of distributions

Keywords: boundary value problems; problems with displacement; mixed-hyperbolic operator; integral equations; Green's function

Keywords: Functional; Frechet differential; generalized solution; synthesis problem; Dirac function

Keywords: excitation; small parameter; differential equation; solution; starting point; optimal control

Keywords: LATEX; design rules; style file; title command; adm.sty file

Keywords: Initial value problem; third order integro-differential equation; unique solvability; real parameters; regular values; dependence on the parameters

Keywords: the quality of electricity; the main indicators of electricity; asymmetry; agriculture; electrification of agriculture

Keywords: renewable energy sources; autonomous power supply; hydropower; agriculture; electrification of agriculture; uninterruptible power supply system; autonomous power supply systems

Keywords: international scientific and practical conference; anniversary; Abdygany Abduvaliev; Osh State University; physical and mathematical sciences