2020 - Bulletin of the Institute of Mathematics

Bulletin of the Institute of Mathematics
Founded in 2018
by
Uzbekistan Academy of Sciences
V.I.Romanovskiy Institute of Mathematics
and
Mathematical Society of Uzbekistan

Title
Go to content

2020

Archive
Papers published in 2020

1. Allen I. K., Duggal D., Nasir S., Karimov E. T. On a boundary value problem for a time-fractional wave equation with the Riemann-Liouville and Atangana-Baleanu derivatives (1-9)
2. Alimov Sh. A., Yuldasheva A. V. On Cauchy problem for Boussinesq-type equation (10-14)
3. Babajanov B. A., Ruzmetov M. M., Babajanov A. B.  On the integration of a Toda-type chain with an integral type source (15-26)
4. Muydinjanov D. R. Dirichlet problem for Helmholtz equation with the three singular coefficients (27-36)
5. Ruzimuradova D. H., Azamova N. A. The analytic 3D-system with the limit set consisting of four straight lines (37-40)
6. Abdushukurov F. A., Chuprunov A. N.  On the approximation of a Poisson random variable by a Gaussian random  variable (41-49)
7. Azamov S. S. Construction of a discrete analogue of a differential operator (50-58)
8. Kadirkulov B. J., Jalilov M. A. On a nonlocal problem for fourth-order mixed type equation with the Hilfer operator (59-67)
9. Mamadaliev U. X. Description of solvable Leibniz algebras with nilradical Nm;n (68-74)
10. Mamanazarov A. O. Tricomi problems for a parabolic-hyperbolic equation with singular coefficients (75-89)
11. Nurmuhamedova N. S. Local asymptotic normality of statistical experiments in the competing risks model under combined hybrid random censoring (90-94)
12. Oqboev A. B.  Tricomi problem for parabolic-hyperbolic type equation (95-103)
13. Akhmadjon Urinov (dedicated to 70th Anniversary) (104-106)
14. Fayziev A. A., Turgunov T. T. Statistical analysis and forecasting of cotton yield dynamics in the Republic of Uzbekistan (107-111)
15. Fayazova Z. K. Boundary value problem for heat exchange process with Neumann condition in bound of region with integral condition (112-117)
16. Fayazov K. S., Xajiev I. O. The boundary value problem for a second-order differential equation with one line of degeneracy (118-126)
17.Ergashev T.G., Safarbaeva N.M. Holmgren problem for multidimensional Helmholtz equation with one singular coefficient (127-135)


1. Babadjanova A. K. Integration of the matrix Ablowitz-Ladik lattice with a self-consistent source (1-10)
2. Prenov B. B. Some examples of systems of non-algebraic equations (11-18)
3. Rozikov U. A., Shoyimardonov S. K. A Model for COVID-19 Pandemic and Prediction for Uzbekistan (19-21)
4. Seytov Sh. J., Ganikhodzhayev R. N. The method of graphical analysis for some two dimensional dynamical systems (22-26)
5. Abdurasulov K. K. The isomorphism between algebras Inder ($W_n$ ) and  $W_{n-1}$ (27-33)
6. Boltayev A. K., Akhmedov  D. M. An extremal function of a quadrature formula (34-38)
7. Boltayev N. D.  Coefficients of the optimal quadrature formula for approximate calculation of Fourier integrals (39-46)
8. Islomov B. I., Ubaydullayev U. Sh. On a boundary value problem with boundary conditions of the second kind for an equation of parabolic - hyperbolic type with a fractional order operator in the sense of Caputo in a rectangular domain (47-57)
9. Ismoilov A. S. Uniqueness and existence of a solution to the problem of integral geometry in a strip (58-67)
10. Karimov K. T. Dirichlet type problem for a three-dimensional equation of mixed type with three singular coefficients in a semi-infinite parallelepiped (68-82)
11. Kakadjonava L. R. Uniform theorems of the Glivenko-Cantelli and Donsker type for a sequential integral process of independence (83-91)
12. Muxamedov A. K., Kobilov U. X.  Asymptotic normality of two sample Wilcoxson-Mann-Whitney statistics of strongly positive orthant dependent sequences (92-96)
13.  Safarov J. Sh. The problem of determining the kernel of an integro-differential equations with smooth data in a bounded domain (97-102)
14. Usmonov B. Z. The non-local problem for an equation with the third-order elliptic-hyperbolic operator (103-110)
"Bulletin of the Institute of Mathematics" electronic journal
(C) Erkinjon Karimov, 2019
Back to content