Sapronov Yurii Ivanovich

Publications in Math-Net.Ru

1. Application of normalized key functions in a problem of branching of periodic extremals
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 2015, no. 8,  14–24
2. Modelling Liquid Flows in Diffusers by Reduced Equations
   
   Vestnik YuUrGU. Ser. Mat. Model. Progr., 7:2 (2014),  74–86
3. Formation of nonsmoothness lines in optimization of screw pairs in screw pumps
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 2012, no. 4,  53–64
4. Optimization of a Polyharmonic Impulse
   
   Vestnik YuUrGU. Ser. Mat. Model. Progr., 2012, no. 13,  35–44
5. Two-mode branching of ferroelectric phase heterogeneous crystals of singular phase of the sixth order
   
   Vestnik Chelyabinsk. Gos. Univ., 2009, no. 11,  37–47
6. Approximate calculation of amplitudes of cycles bifurcating in the presence of resonances
   
   Vestn. Udmurtsk. Univ. Mat. Mekh. Komp. Nauki, 2008, no. 3,  12–22
7. Bifurcations of extremals of Fredholm functionals
   
   CMFD, 12 (2004),  3–140
8. Global comparison of finite-dimensional reduction schemes in smooth variational problems
   
   Mat. Zametki, 67:5 (2000),  745–754
9. Bifurcations of extremals near a singularity of a multidimensional fold
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1997, no. 2,  35–46
10. Finite-dimensional reductions of smooth extremal problems
    
    Uspekhi Mat. Nauk, 51:1(307) (1996),  101–132
11. Finite-dimensional reductions in the analysis of the branching of extremals
    
    Differ. Uravn., 31:10 (1995),  1750–1758
12. Nonlocal finite dimensional reductions in variational boundary value problems
    
    Mat. Zametki, 49:1 (1991),  94–103
13. Two-mode bifurcation of solutions of the von Kármán equation
    
    Differ. Uravn., 25:6 (1989),  1078–1081
14. Semiregular corner singularities of smooth functions
    
    Mat. Sb., 180:10 (1989),  1299–1310
15. Angular singularities and multidimensional assemblies
    
    Funktsional. Anal. i Prilozhen., 22:3 (1988),  85–86
16. Local analysis of nonlinear Fredholm equations
    
    Trudy Mat. Inst. Steklov., 154 (1983),  113–117
17. Non-linear Fredholm maps and the Leray–Schauder theory
    
    Uspekhi Mat. Nauk, 32:4(196) (1977),  3–54
18. The degree of equivariant Fredholm maps
    
    Uspekhi Mat. Nauk, 28:6(174) (1973),  209–210
19. On some topological invariants of nonlinear Fredholm mappings
    
    Dokl. Akad. Nauk SSSR, 196:1 (1971),  12–15
20. Local invertibility of nonlinear Fredholm mappings
    
    Funktsional. Anal. i Prilozhen., 5:4 (1971),  38–43
21. The principle of the invariance of the rotation
    
    Uspekhi Mat. Nauk, 25:5(155) (1970),  247–248
22. On the topological theory of densifying operators
    
    Dokl. Akad. Nauk SSSR, 183:1 (1968),  18–20


23. Vladimir Alekseevich Kostin (to the 75th anniversary)
    
    Vestnik YuUrGU. Ser. Mat. Model. Progr., 7:3 (2014),  135–140
24. Yurii Grigor'evich Borisovich (obituary)
    
    Uspekhi Mat. Nauk, 63:4(382) (2008),  173–174
25. Yurii Grigor'evich Borisovich (on his sixtieth birthday)
    
    Uspekhi Mat. Nauk, 45:5(275) (1990),  199–200
26. Letter to the editor
    
    Mat. Zametki, 43:1 (1988),  152