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2009, Issue 6(72)  


Mathematics
Fixed points of extreme operators
I. A. Bakhtin, C. D. Le
5
About the problem of characterization of the Shturm–Loiuville operator's boundary conditions by the spectrum
N. F. Valeev, S. A. Rabtsevich, E. R. Nugumanov
12
Sets of modular forms which define groups
G. V. Voskresenskaya
21
A mixed problem with nonlinear integral condition for a hyperbolic equation
V. B. Dmitriev
35
Nonlocal problem for hyperbolic equation with conditions specified inside characteristic rectangle
O. M. Kechina
50
Birational invariants for the torus without affect in a group of $F_4$ type
Yu. Yu. Krutikov
57
The reduction of the second and third order differential equations which admit Lie algebra
Yu. O. Yakovleva
69

Mechanics
Mathematical modelling of the contrast dissipative structures in the field of fluctuations of dynamical variables
L. I. Gromova, S. E. Kurushina, A. A. Ivanov
74
The elastic vibrations of the cable system
B. V. Ivanov
85
The classification of gas-dynamic structures described by the nonlinear acoustical equation of a relaxing medium
V. G. Makaryan, N. E. Molevich, D. P. Porfir'ev
92
Thermoelasticity problem about the interaction of partially insulated cracks under the influence of a heat flux
M. G. Ordyan, V. E. Petrova
105
Numeral determination of stress intensity factors in tasks with mixed boundary conditions
Yu. G. Polkunov, E. V. Spiridonova
118
About the form of output jet at squeezing out the viscoelastic fluid from plane gap channel
B. A. Snigerev, K. M. Aliev, F. Kh. Tazyukov
130

Mathematic Modeling
The discrete time “predator-prey” model
V. V. Zaytcev, A. V. Karlov-junior, S. S. Telegin
139

Chemistry
Quantitative gas chromatography with a liquid crystal sorbent influenced by electric field
L. A. Onuchak, Yu. I. Arutyunov, A. I. Zhosan, E. V. Dmitrieva, S. V. Aleksandrova
149

Biology
Concerning the variability of the morphometric indices of the kidney bean under the short term influence of cadmium, zinc and copper
Yu. V. Makarova
159
Studying of raw-materials base of Convallaria majalis l. in the wood communities of Krasnosamarsky forestry of the Samara region
T. I. Plaksina, E. V. Katsovets
171
Concerning the mutagenic activity of structural analogues of natural nucleosydes
E. S. Selezneva, Z. P. Belousova, I. A. Medvedeva
177
The investigation of the level of discomfort of the population of an ordinary fox (Vulpes vulpes L.) in the Samara region
V. V. Sklyuev, E. D. Vladimirova
183
The biological roots of the world crisis
Yu. P. Phrolov
191
Ecological aspects of nanocrystallic copper action upon the system “soil-plants-animals”
G. I. Churilov
206
Study of interactions of different forms of glyceraldehyde-3-phosphate dehydrogenase with the chaperonin Hsp 70
M. Yu. Yazykova, E. V. Shmal'gauzen, I. N. Naletova, A. P. Pleten', V. I. Muronets
213
Вестник Самарского государственного университета. Естественнонаучная серия
 
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