List of publications:

 

q      <WWW> My PhD Thesis (1998)
The problems for coupled diffusion systems and asymptotic expansions with respect to small parameter.
Ivan Franko Unicersity of Lviv, Ukraine
(in Ukrainian)

 

q      Babak P.P. (1994)
Asymptotic of periodical solutions of some singularly perturbed system.
Third International conference named after M.Kravchuk. Book of Abstracts, Kiev. P.11 (in Ukrainian).

q      Tsymbal V., Babak P. (1994)
 Some system of equations with singularly perturbation.
Nonlinear boundary value problems of mathematical physics and applications: Book of Abstracts. Kiev: Institute of mathematics NAS Ukraine. P.196 (in Ukrainian).

q      Babak P.P. (1995)
Asymptotic of solution of singularly perturbed problem for some system.
All-Ukrainian sciences conference: "Elaboration and using the mathematical methods for sciences and technical investigations", Book of Abstracts, Part 2, Differential and integral equations, Lviv. P.9 (in Ukrainian).

q      Babak P.P. (1996)
Asymptotic of periodical solutions of singularly perturbed system.
Herald of Lviv University: Mathematics and Mechanics 43:66-70 (in Ukrainian).

q      Babak P.P. (1996)
Asymptotic behavior of solutions of coupled systems with small parameter.
Herald of Lviv University:Mathematics and Mechanics 45:17-25 (in Ukrainian).

q      Babak P. (1996)
Asymptotic behaviour of solutions of coupled systems with small parameter.
Science conference "Nonlinear problems of Analysis": Book of Abstracts, Ivano-Frankivsk: "Play". P.10 (in Ukrainian).

q      Tsymbal V., Babak P. (1996)
Cauchy Problem for singularly perturbed system containing parabolic and hyperbolic operators.
All-Ukrainian conference "Differential functional equations and applications": Book of Abstracts. Kiev. P.192 (in Ukrainian).

q      <PS> Babak P.P. (1997)
The first boundary value problem for coupled diffusion systems with functional arguments.
Matematychni Studii 7(2):179-186.

q      Babak P.P., Tsymbal V.M. (1997)
An Asymptotic expansion of solution of problem for loaded coupled diffusion system.
Volyn Mathematical Bulletin 4:7-10 (in Ukrainian).

q      Babak P. (1997)
Nonlocal boundary problem for coupled diffusion system.
All-Ukrainian sciences conference "New ways to solve of differential equations": Book of Abstracts, Kiev. P.8 (in Ukrainian).

q      Babak P.P. (1997)
The first boundary value problem for coupled diffusion systems with functional arguments.
International conference "Nonlinear Partial Differential Equations": Book of Abstracts. Donetsk. P.9-10.

q      <PS> Babak P.P. (1999)
Coupled diffusion systems with functional arguments in unbounded domains.
Matematychmi Studii 12(2):85-89.

q      <PDF> Babak P.P. (1999)
Asymptotical behaviour of solution for loaded diffusion problems with small diffusion.
Volyn Mathematical Bulletin 6:9-14 (in Ukrainian).

q      Babak P.P. (1999)
A class of coupled reaction-diffusion systems subject to nonlocal temporal conditions.
International conference "Nonlinear Partial Differential Equations": Book of Abstracts. Lviv. P.10-11.

q      <PDF> Simon Hubbard, Petro Babak, Sven Th. Sigurdsson and Kjartan G. Magnússon (2001)
A model of the formation of fish schools and migrations of fish.
Science Institute Report RH-28-2001. Science Institute, University of Iceland, Reykjavík 2001.
<PDF> Ecological Modelling (in press).

q      <PDF> Kjartan G. Magnússon, Petro Babak, Sven Th. Sigurdsson and Stefán F. Guðmundsson, Eva Hlín Dereksdóttir (2004)
A continuous density Kolmogorov type model of fish migrations.
Discrete and Continuous Dynamical Systems Series B. 4(3):697-706.

q      <PDF> Petro Babak, Simon Hubbard, Kjartan G. Magnusson, Sven Sigurdsson (2002)
Dynamics of group formation in collective motion of organisms.
Science Institute Report RH-28-2002. Science Institute, University of Iceland, Reykjavík 2002.
Submitted to IMA Journal.

q      <PDF> Petro Babak, Kjartan G. Magnusson, Sven Sigurdsson (2003)
Well-posedness and regularity of solutions for dynamical system arising in collective motion of organisms in 1D bounded domain.
Science Institute Report RH-12-2003. Science Institute, University of Iceland, Reykjavík 2002.

 

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3.12.2003