Spitkovsky Ilya Matveevich

Publications in Math-Net.Ru

1. On the Fredholm Property of a Class of Convolution-Type Operators
   
   Mat. Zametki, 104:3 (2018),  407–421
2. Factorization of piecewise constant matrix functions and systems of linear differential equations
   
   Algebra i Analiz, 13:6 (2001),  56–123
3. The Riemann boundary value problem in spaces with a weight that admits singularities
   
   Dokl. Akad. Nauk, 353:6 (1997),  717–719
4. Factorization of piecewise constant matrix functions with $3$ points of discontinuity in the classes $L_{p,\rho}$ and some of its applications
   
   Dokl. Akad. Nauk SSSR, 307:2 (1989),  291–296
5. Factorization of almost periodic matrix-valued functions and the Noether theory for certain classes of equations of convolution type
   
   Izv. Akad. Nauk SSSR Ser. Mat., 53:2 (1989),  276–308
6. On the efficient factorization of matrix functions
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1989, no. 4,  69–76
7. Factorization of almost-periodic matrix-valued functions
   
   Mat. Zametki, 45:6 (1989),  74–82
8. Factorization of measurable matrix-functions in classes $L_{p,\rho}$ with power weigh
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1988, no. 5,  62–70
9. On a vectorial Riemann boundary value problem with infinite defect numbers, and related factorization of matrix-valued functions
   
   Mat. Sb. (N.S.), 135(177):4 (1988),  533–550
10. On the theory of systems of equations of convolution type with semi-almost-periodic symbols in spaces of Bessel potentials
    
    Dokl. Akad. Nauk SSSR, 286:4 (1986),  799–803
11. Generalized factorization of matrix-functions and the Riemann boundary value problem with infinite partial indices
    
    Dokl. Akad. Nauk SSSR, 286:3 (1986),  559–562
12. On asymptotics of determinants of block Toeplitz matrices in the locally sectorial case
    
    Zap. Nauchn. Sem. LOMI, 149 (1986),  76–92
13. Szegő limit theorems in the case of a matrix locally sectorial symbol
    
    Dokl. Akad. Nauk SSSR, 284:1 (1985),  61–65
14. The Riemann boundary value problem whose matrix coefficient admits infinite partial indices
    
    Izv. Vyssh. Uchebn. Zaved. Mat., 1985, no. 6,  45–53
15. Block-Toeplitz matrices and associated properties of a Gaussian model on a half-axis
    
    TMF, 63:1 (1985),  154–160
16. On the Noetherian property of certain singular integral operators with matrix coefficients of class SAP and systems of convolution equations on a finite interval connected with them
    
    Dokl. Akad. Nauk SSSR, 269:3 (1983),  531–535
17. Factorization of certain classes of semi-almost-periodic matrix-functions and its applications to systems of equations of convolution type
    
    Izv. Vyssh. Uchebn. Zaved. Mat., 1983, no. 4,  88–94
18. Factorization of measurable matrix-valued functions and related problems in the theory of systems of singular integral equations and the vector Riemann boundary
    
    Differ. Uravn., 18:3 (1982),  487–498
19. A criterion for normality of operators in Hilbert space
    
    Funktsional. Anal. i Prilozhen., 16:2 (1982),  86–87
20. Sharp estimates of defect numbers of a generalized Riemann boundary value problem, factorization of hermitian matrix-valued functions and some problems of approximation by meromorphic functions
    
    Mat. Sb. (N.S.), 117(159):2 (1982),  196–215
21. Factorization of measurable matrix-valued functions and related problems in the theory of systems of singular integral equations and the vector Riemann boundary
    
    Differ. Uravn., 17:4 (1981),  697–709
22. Sharp estimates of the defect numbers of the generalized Riemann boundary value problem
    
    Dokl. Akad. Nauk SSSR, 255:5 (1980),  1042–1046
23. On block operators and related questions in the theory of factorization of matrix-valued functions
    
    Dokl. Akad. Nauk SSSR, 254:4 (1980),  816–820
24. Multipliers that do not influence factorability
    
    Mat. Zametki, 27:2 (1980),  291–299
25. Some estimates for the partial indices of measurable matrix-valued functions
    
    Mat. Sb. (N.S.), 111(153):2 (1980),  227–248
26. On the factorability of measurable matrix-valued functions
    
    Dokl. Akad. Nauk SSSR, 240:3 (1978),  541–544
27. On factorization of matrix-valued functions on the unit circle
    
    Dokl. Akad. Nauk SSSR, 234:2 (1977),  287–290
28. On multipliers having no effect on factorizability
    
    Dokl. Akad. Nauk SSSR, 231:6 (1976),  1300–1303
29. On partial indices of continuous matrix-valued functions
    
    Dokl. Akad. Nauk SSSR, 229:5 (1976),  1059–1062
30. The problem of factoring measurable matrix-valued functions
    
    Dokl. Akad. Nauk SSSR, 227:3 (1976),  576–579
31. On the Riemann boundary-value problem with Hermitian matrix
    
    Dokl. Akad. Nauk SSSR, 221:6 (1975),  1280–1283
32. Stability of partial indices of a Riemann boundary-value problem with a strictly nonsingular matrix
    
    Dokl. Akad. Nauk SSSR, 218:1 (1974),  46–49


33. Stefan Grigorievich Samko (on the occasion of his 80th birthday)
    
    Vladikavkaz. Mat. Zh., 23:3 (2021),  126–129