Kazaryan Haik G

Publications in Math-Net.Ru

1. Coercive estimates for multilayer degenerate differential operators
   
   CMFD, 70:1 (2024),  99–120
2. On a class of degenerate hypoelliptic polynomials
   
   Tr. Mosk. Mat. Obs., 83:1 (2022),  181–217
3. New classes of function spaces and singular operators
   
   Tr. Mosk. Mat. Obs., 82:2 (2021),  329–348
4. On the uniform convergence of double Furier–Walsh series
   
   Proceedings of the YSU, Physical and Mathematical Sciences, 54:1 (2020),  20–28
5. On a third order nonlinear equation
   
   Proceedings of the YSU, Physical and Mathematical Sciences, 2003, no. 2,  14–17
6. Group analysis of some nonlinear equation
   
   Proceedings of the YSU, Physical and Mathematical Sciences, 2003, no. 1,  14–20
7. Baclund transformation and group analysis for a nonlinear equation
   
   Proceedings of the YSU, Physical and Mathematical Sciences, 1995, no. 1,  30–34
8. Strictly hypoelliptic operators with constant coefficients
   
   Mat. Sb., 183:2 (1992),  121–133
9. Lower bounds for the functional dimension of the solution space of hypoelliptic operators
   
   Mat. Sb., 181:7 (1990),  910–922
10. Lower bounds for the functional dimension of the solution space of hypo-elliptic equations
    
    Dokl. Akad. Nauk SSSR, 308:1 (1989),  31–33
11. On hypoellipticity weight for a class of regular operators
    
    Trudy Mat. Inst. Steklov., 180 (1987),  125–127
12. A numerical characteristic of linear differential operators with constant coefficients
    
    Dokl. Akad. Nauk SSSR, 283:5 (1985),  1068–1072
13. On a functional index of hypoellipticity
    
    Mat. Sb. (N.S.), 128(170):3(11) (1985),  339–353
14. On the convergence of Galerkin approximations to the solution of the Dirichlet problem for some general equations
    
    Mat. Sb. (N.S.), 124(166):3(7) (1984),  291–306
15. Weak solutions of the Dirichlet problem for a quasilinear equation with lower-order terms
    
    Trudy Mat. Inst. Steklov., 170 (1984),  105–112
16. A variational boundary value problem for quasilinear equations of regular and irregular types
    
    Differ. Uravn., 19:6 (1983),  1007–1018
17. Convergence of Galerkin approximations to the solution of the Dirichlet problem for some nonelliptic equations
    
    Dokl. Akad. Nauk SSSR, 264:2 (1982),  291–294
18. Variational problem for a nonregular equation and the uniqueness of the classical solution
    
    Differ. Uravn., 18:11 (1982),  1907–1917
19. On the functional dimension of the solution space of hypoelliptic equations
    
    Mat. Sb. (N.S.), 115(157):4(8) (1981),  614–631
20. The first boundary value problem for a general nonregular equation with constant coefficients
    
    Dokl. Akad. Nauk SSSR, 251:1 (1980),  22–24
21. Inequalities for differential polynomials with variable coefficients
    
    Differ. Uravn., 15:8 (1979),  1468–1477
22. Hyperbolic operators with a given higher-order part
    
    Differ. Uravn., 15:6 (1979),  1059–1069
23. Comparison of the power of polynomials and their hypoellipticity
    
    Trudy Mat. Inst. Steklov., 150 (1979),  143–159
24. Hypoellipticity criteria in terms of power and strength of operators
    
    Trudy Mat. Inst. Steklov., 150 (1979),  128–142
25. Normal solvability of the generalized Dirichlet problem for a certain class of nonelliptic equations
    
    Differ. Uravn., 14:3 (1978),  474–481
26. A characterization of hypoellipticity by estimates from below
    
    Trudy Mat. Inst. Steklov., 140 (1976),  162–168
27. Estimates of differential operators, and hypoelliptic operators
    
    Trudy Mat. Inst. Steklov., 140 (1976),  130–161
28. On estimates of monomials in terms of a given polynomial, and a characterization of hypoellipticity
    
    Dokl. Akad. Nauk SSSR, 222:3 (1975),  530–533
29. On hypoelliptic polynomials
    
    Dokl. Akad. Nauk SSSR, 214:5 (1974),  1016–1019
30. The zeros of polynomials of several variables
    
    Differ. Uravn., 10:4 (1974),  712–720
31. The comparison of differential operators and differential operators of constant strength
    
    Trudy Mat. Inst. Steklov., 131 (1974),  94–118
32. Comparison of differential operators, and differential operators of constant strength
    
    Dokl. Akad. Nauk SSSR, 208:6 (1973),  1272–1275
33. Estimates of derivatives with respect to differential operators
    
    Sibirsk. Mat. Zh., 11:2 (1970),  343–357
34. Estimates of the $L_p$ norms of derivatives by a nonregular set of differential operators
    
    Differ. Uravn., 5:5 (1969),  911–921
35. Estimation in $L_{p}$ of mixed derivatives with respect to differential polynomials
    
    Trudy Mat. Inst. Steklov., 105 (1969),  66–76
36. Density of smooth finitary functions in $\mathring{W}_p^r(\Omega)$
    
    Mat. Zametki, 2:1 (1967),  45–52