Nagnibida Nikolai Ivanovich

Publications in Math-Net.Ru

1. Conditions for the completeness of a certain system of entire functions and their applications to the Pomme operators
   
   Mat. Zametki, 49:1 (1991),  154–156
2. On the equivalence of composite operators to a double differentiation operator
   
   Sibirsk. Mat. Zh., 32:2 (1991),  113–119
3. Equivalence of Pommiez operators in the space of functions that are analytic in a disk
   
   Sibirsk. Mat. Zh., 31:3 (1990),  55–61
4. Integral perturbations of the operator of multiplication by an independent variable
   
   Dokl. Akad. Nauk SSSR, 292:3 (1987),  542–545
5. On operators commuting with multiple integration in a space of analytic functions
   
   Sibirsk. Mat. Zh., 27:2 (1986),  139–148
6. On the question of the description of the commutants of an integration operator in analytic spaces
   
   Sibirsk. Mat. Zh., 22:5 (1981),  127–131
7. A description of continuous solutions of the operator equation $Y^2=d^2/dz^2$ in the space of entire functions
   
   Mat. Zametki, 26:2 (1979),  179–182
8. Equivalence of some second-order differential operators in a space of entire functions
   
   Differ. Uravn., 14:11 (1978),  1990–1996
9. On roots of the multiple integration operator in the space of functions analytic in a disk
   
   Izv. Akad. Nauk SSSR Ser. Mat., 42:6 (1978),  1426–1435
10. The expandability of entire functions in generalized Abel–Gončarov series
    
    Izv. Vyssh. Uchebn. Zaved. Mat., 1977, no. 9,  65–68
11. On the equivalence of differential operators of infinite order in analytic spaces
    
    Mat. Zametki, 21:1 (1977),  33–39
12. On a problem of Whittaker in a class of entire functions of exponential type
    
    Dokl. Akad. Nauk SSSR, 223:6 (1975),  1301–1303
13. On multiple completeness in the sense of M. V. Keldys of a system of entire functions
    
    Dokl. Akad. Nauk SSSR, 223:2 (1975),  288–291
14. On the Whittaker problem
    
    Dokl. Akad. Nauk SSSR, 222:6 (1975),  1269–1271
15. Some remarks on multiple completeness of systems of analytic functions
    
    Dokl. Akad. Nauk SSSR, 222:4 (1975),  769–771
16. Completeness, and the property of being a basis, of the solutions of a certain differential equation in analytic spaces
    
    Differ. Uravn., 11:7 (1975),  1217–1224
17. The completeness, in analytic spaces in the disc, of the systems of eigenfunctions of linear ordinary differential operators
    
    Differ. Uravn., 11:5 (1975),  924–927
18. On the question of reducing volterra operators in analytic spaces to their simplest form
    
    Mat. Zametki, 17:4 (1975),  625–630
19. The matrix method and quasi-power bases in the space of analytic functions in a disc
    
    Uspekhi Mat. Nauk, 30:6(186) (1975),  101–146
20. On the completeness of a system of functions on a curve
    
    Dokl. Akad. Nauk SSSR, 217:6 (1974),  1256–1258
21. Multicomplete system of analytic functions
    
    Dokl. Akad. Nauk SSSR, 214:5 (1974),  1009–1012
22. On nearly power bases in an analytic space
    
    Dokl. Akad. Nauk SSSR, 214:3 (1974),  501–504
23. Equivalence of differential operators with a regular singular point
    
    Funktsional. Anal. i Prilozhen., 8:2 (1974),  83–84
24. A remark concerning Pincherle bases
    
    Mat. Zametki, 15:1 (1974),  73–78
25. The quasipower polynomial bases in analytic spaces
    
    Sibirsk. Mat. Zh., 15:3 (1974),  555–561
26. On a basis of the space of functions analytic in an annulus
    
    Dokl. Akad. Nauk SSSR, 212:2 (1973),  284–287
27. The connection of certain bases in an analytic space
    
    Sibirsk. Mat. Zh., 14:4 (1973),  889–894
28. On the completeness and basis property of some systems of analytic functions
    
    Dokl. Akad. Nauk SSSR, 206:6 (1972),  1290–1292
29. On the basis character of some systems of analytic functions
    
    Dokl. Akad. Nauk SSSR, 206:5 (1972),  1043–1045
30. Completeness in analytic spaces of subsequences of Laguerre and Jacobi polynomials
    
    Mat. Zametki, 7:3 (1970),  299–306
31. On a basis of the space of analytic functions in a disc
    
    Sibirsk. Mat. Zh., 11:2 (1970),  407–413
32. The equivalence of certain first order differential operators with “singularities”
    
    Sibirsk. Mat. Zh., 10:6 (1969),  1422–1426
33. Isomorphisms of analytic spaces that commute with differentiation
    
    Mat. Sb. (N.S.), 72(114):2 (1967),  250–260
34. On the question of completeness of subsequences of Hermite polynomials
    
    Sibirsk. Mat. Zh., 8:1 (1967),  11–18
35. On the question of isomorphisms of an analytic space commuting with a power of a differential operator
    
    Dokl. Akad. Nauk SSSR, 167:6 (1966),  1230–1233
36. Certain properties of generalized integration operators in analytic space
    
    Sibirsk. Mat. Zh., 7:6 (1966),  1306–1318
37. On an interpolation problem
    
    Sibirsk. Mat. Zh., 5:6 (1964),  1425–1427


38. Поправки к статье “О задаче Уиттекера в одном классе целых функций экспоненциального типа” (ДАН, т. 223, № 6, 1975 г.)
    
    Dokl. Akad. Nauk SSSR, 227:2 (1976),  264