Works matching IS 20107269 AND DT 2021

Results: 64

On estimates for norm of an integral operator with Oinarov kernel.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 117, doi. 10.29229/uzmj.2021-4-10

By:

K., Kuliev;
G., Kulieva;
M., Eshimova

Publication type:

Article

On the comparison method in the stability problem with respect to the part of variables for functional-differential equations with a finite delay.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 96, doi. 10.29229/uzmj.2021-4-8

By:

J. Kh., Khusanov;
J. I., Buranov

Publication type:

Article

On asymptotics of nearly critical branching processes with immigration.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 89, doi. 10.29229/uzmj.2021-4-7

By:

Ya. M., Khusanbaev;
H. A., Toshkulov

Publication type:

Article

Free boundary problem for a reaction-diffusion system.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 155, doi. 10.29229/uzmj.2021-4-14

By:

M. S., Rasulov;
A. Q., Norov

Publication type:

Article

Remarks on the Pitman’s Efficiency of Goodness of Fit Tests Based on Grouped Data.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 128, doi. 10.29229/uzmj.2021-4-11

By:

Sh. M., Mirakhmedov;
U. A., Bozarov

Publication type:

Article

Optimal interpolation formulas on classes of differentiable functions.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 166, doi. 10.29229/uzmj.2021-4-15

By:

Kh. M., Shadimetov;
A. K., Boltaev

Publication type:

Article

Nonlocal boundary value problem for the heat conduction equation.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 110, doi. 10.29229/uzmj.2021-4-9

By:

O. Sh., Kilichov

Publication type:

Article

On the number of eigenvalues of the model operator on the lattice.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 145, doi. 10.29229/uzmj.2021-4-13

By:

M. E., Muminov;
A. M., Khurramov

Publication type:

Article

Calabi-Yau property of noncommutative projective three-spaces and quantum Yang-Baxter equation.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 137, doi. 10.29229/uzmj.2021-4-12

By:

I., Mizomov

Publication type:

Article

A note on behaviour of first return times for irrational rotations.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 79, doi. 10.29229/uzmj.2021-4-6

By:

M. K., Khomidov

Publication type:

Article

Asymptotics of eigenvalues of perturbed bilaplacian in the 1D lattice.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 62, doi. 10.29229/uzmj.2021-4-5

By:

A., Khalkhuzhaev;
M., Pardabaev

Publication type:

Article

Estimation of the conditional stability of an ill-posed initial-boundary problem for a high-order mixed type equation.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 48, doi. 10.29229/uzmj.2021-4-4

By:

I. O, Khajiev

Publication type:

Article

Affine invariants of a parametric figure for fundamental groups of n-dimensional affine space.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 27, doi. 10.29229/uzmj.2021-4-3

By:

D., Khadjiev;
Sh., Ayupov;
G., Beshimov

Publication type:

Article

On the conditions for the solvability of a problem of Dirichlet type for the equation of high order with discontinuous coefficients.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 13, doi. 10.29229/uzmj.2021-4-2

By:

B. Yu., Irgashev

Publication type:

Article

Structures of QT AG-modules determined by their submodules.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 38, doi. 10.29229/uzmj.2021-3-4

By:

Hasan, Ayazul

Publication type:

Article

Right random censoring model and estimation of survival function of vectors of lifetimes in the presence of covariate.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 4, p. 5, doi. 10.29229/uzmj.2021-4-1

By:

A. A., Abdushukurov;
R. S., Muradov

Publication type:

Article

On a free boundary problem for a Maxwell fluid.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 147, doi. 10.29229/uzmj.2021-3-15

By:

J. O., Takhirov;
M. T., Umirkhonov

Publication type:

Article

Numerical solution of the system of Marchenko integral equations.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 159, doi. 10.29229/uzmj.2021-3-16

By:

G. U., Urazboev;
A. A., Reyimberganov;
I. D., Rakhimov

Publication type:

Article

On the representability degrees of linear orders.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 60, doi. 10.29229/uzmj.2021-3-6

By:

R. N., Dadazhanov;
N. Kh., Kasymov

Publication type:

Article

An optimal quadrature formula in the Sobolev space.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 46, doi. 10.29229/uzmj.2021-3-5

By:

B. I., Bozarov

Publication type:

Article

Inverse problems of determining an order of fractional Riemann-Liouville time-fractional derivative for the subdiffusion equation in RN.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 166, doi. 10.29229/uzmj.2021-3-17

By:

R. T., Zunnunov

Publication type:

Article

An integral criterion for m − sh functions in terms of ellipsoids in Cn.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 140, doi. 10.29229/uzmj.2021-3-14

By:

Sh. Sh., Shopulatov

Publication type:

Article

Maximal Injective Real W*-subalgebras.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 132, doi. 10.29229/uzmj.2021-3-13

By:

A. A., Rakhimov;
M. E., Nurillaev

Publication type:

Article

On the generalization of the central limit theorem for the least-squares estimator of the unknown parameter in the autoregressive process of order one (AR(1)).

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 126, doi. 10.29229/uzmj.2021-3-12

By:

F. H., Rahimov;
V. S., Khalilov;
T. E., Hashimova

Publication type:

Article

Some infinite dimensional Leibniz bimodules of sl2.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 113, doi. 10.29229/uzmj.2021-3-11

By:

T. K., Kurbanbaev

Publication type:

Article

Automorphisms of some solvable Leibniz algebras.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 101, doi. 10.29229/uzmj.2021-3-10

By:

I. A., Karimjanov;
S. M., Umrzaqov

Publication type:

Article

Optimal quadrature formulas in the space W̃2(1,0) of periodic functions.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 93, doi. 10.29229/uzmj.2021-3-9

By:

A. R., Hayotov;
U. N., Khayriev

Publication type:

Article

On extensions and restrictions of τ -maxitive idempotent measures.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 71, doi. 10.29229/uzmj.2021-3-7

By:

M. R., Eshimbetov

Publication type:

Article

Some Characterization of Spiral Surfaces.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 81, doi. 10.29229/uzmj.2021-3-8

By:

A., Etemad

Publication type:

Article

A reaction-diffusion-advection competition model with a free boundary.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 25, doi. 10.29229/uzmj.2021-3-3

By:

D. S., Asrakulova;
A. N., Elmurodov

Publication type:

Article

Initial-boundary value problem for a time-fractional subdiffusion equation on the torus.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 17, doi. 10.29229/uzmj.2021-3-2

By:

R. R., Ashurov;
O. T., Muhiddinova

Publication type:

Article

On two pursuit differential game problems with state and geometric constraints in a Hilbert space.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 3, p. 5, doi. 10.29229/uzmj.2021-3-1

By:

Badakaya, Abbas Ja’afaru;
Abdulrasheed, Abdulhakeem Abdul;
Iguda, Abdul

Publication type:

Article

On dynamics of a discontinuous Volterra operator.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 163, doi. 10.29229/uzmj.2021-2-15

By:

J. B., Usmonov

Publication type:

Article

A discrete-time epidemic SISI model.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 153, doi. 10.29229/uzmj.2021-2-14

By:

S. K., Shoyimardonov

Publication type:

Article

On exponential growth of solutions for coupled nonlinear wave equations with strong damping and source terms.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 140, doi. 10.29229/uzmj.2021-2-13

By:

A., Ouaoua;
El-H., Chalabi;
K., Slimami;
Z., Hamdi

Publication type:

Article

On some differential properties of grand fractional Sobolev-Morrey spaces.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 128, doi. 10.29229/uzmj.2021-2-12

By:

A. M., Najafov;
R. F., Babayev

Publication type:

Article

Solvable Leibniz superalgebras with nilradicals of the nilindex n + m.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 117, doi. 10.29229/uzmj.2021-2-11

By:

Kh. A., Muratova

Publication type:

Article

Initial-boundary value problem for parabolic equations containing an elliptic operator of arbitrary order.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 111, doi. 10.29229/uzmj.2021-2-10

By:

O. T., Muhiddinova

Publication type:

Article

The problem of determining the electric prehistory of the electrically conductive medium.

Published in:

Uzbek Mathematical Journal, 2021, n. 1, p. 48, doi. 10.29229/uzmj.2021-1-5

By:

U. D., Durdiev

Publication type:

Article

Synthesis of suboptimal control in the time-optimal problem.

Published in:

Uzbek Mathematical Journal, 2021, n. 1, p. 42, doi. 10.29229/uzmj.2021-1-4

By:

J. A., Bakhramov

Publication type:

Article

On a uniqueness of the solution of a problem with an analogue of a condition of Frankl on the internal characteristic for the equation of the mixed type.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 106, doi. 10.29229/uzmj.2021-2-9

By:

U. M., Mirsaburova

Publication type:

Article

On the Probabilities of Large Deviations of Chi-square and Log-likelihood Ratio Statistics.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 94, doi. 10.29229/uzmj.2021-2-8

By:

Sh., Mirakhmedov

Publication type:

Article

Some properties of convex hulls generated by Poisson point process.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 78, doi. 10.29229/uzmj.2021-2-6

By:

I. M., Khamdamov

Publication type:

Article

Global solvability of the determination convolutional kernel in a hyperbolic system of integro-differential equations.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 43, doi. 10.29229/uzmj.2021-2-4

By:

D. K., Durdiev;
H. H., Turdiev

Publication type:

Article

Non-local boundary value problem for a mixed-type equation involving the bi-ordinal Hilfer fractional differential operators.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 61, doi. 10.29229/uzmj.2021-2-5

By:

E. T., Karimov;
B. H., Toshtemirov

Publication type:

Article

Nonoscillation criteria for half-linear fourth order differential equations.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 83, doi. 10.29229/uzmj.2021-2-7

By:

K. D., Kuliev

Publication type:

Article

The functor of idempotent probability measures and completeness index of uniform spaces.

Published in:

Uzbek Mathematical Journal, 2021, n. 1, p. 65, doi. 10.29229/uzmj.2021-1-7

By:

D. T., Eshkobilova;
Kh. F., Kholturaev

Publication type:

Article

On subgroups of index four for a group representation of the Cayley tree.

Published in:

Uzbek Mathematical Journal, 2021, n. 1, p. 57, doi. 10.29229/uzmj.2021-1-6

By:

O. I., Egamberdiev;
R. A., Ilyasova

Publication type:

Article

On Third-Order Differential Subordination Results for Univalent Functions Defined by Differential Operator.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 26, doi. 10.29229/uzmj.2021-2-3

By:

W. G., Atshan;
H. Z., Hassan;
S., Yalçin

Publication type:

Article

A mixed problem for the third-order equation with multiple characteristics.

Published in:

Uzbek Mathematical Journal, 2021, v. 65, n. 2, p. 15, doi. 10.29229/uzmj.2021-2-2

By:

Yu. P., Apakov;
A. Kh., Zhuraev

Publication type:

Article