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JOURNALS // Doklady Akademii Nauk // Archive

1997, Volume 352, Number 4


MATHEMATICS
Some spectral properties of ordinary differential operators generated by noncoercive forms
K. Kh. Boimatov, K. Seddighi
439
Some families of discrete extremal problems on unbounded locally compact metric spaces
I. A. Bykadorov, G. Sh. Rubinshtein
443
On the coincidence of cores and coordinated allocations in mixed economic systems
V. A. Vasil'ev
446
On a spectral problem from the theory of the parabolic-hyperbolic heat equation
N. Yu. Kapustin, E. I. Moiseev
451
Estimates for the norms of projections onto hyperplanes in rearrangement-invariant spaces
S. A. Kuzin-Aleksinskii, E. M. Semenov, K. Franketti
455
Asymptotic behavior of solutions of a problem in elasticity theory for a three-dimensional body with thin extensions
S. A. Nazarov
458
On the maximum principle for an elliptic equation on a two-dimensional cellular complex
O. M. Penkin
462
Asymptotic behavior of solutions of quasilinear parabolic problems in punctured domains
I. V. Skrypnik
466

PHYSICS
On mechanism of Gross excitonic luminescence in semiconductor $\mathrm{A}_3\mathrm{B}_5$ doped with izovalentic impurities
P. Kh. Khabibullaev, S. Z. Zainabiddinov, S. A. Islamov, B. L. Oksengendler
470

ENERGETICS
Fluid flow reaction on the pressure distribution in the percolation model of two-liquid filtration
A. R. Kessel
472

MECHANICS
A new asymptotic method for computing reinforced constructions taking into account the discreteness of the distributed rods and their widths
I. V. Andrianov
474
Inversion of a two-phase state of a liquid under a pulse loading
V. K. Kedrinskii, A. S. Besov, I. È. Gutnik
477
Lagrange expansions and nontrivial representations of zero over homogeneous solutions
M. D. Kovalenko
480

GEOPHYSICS
Mathematical modelling of hydrocarbon filtration processes in sedimentary basins
G. I. Kazakevich, L. I. Lobkovsky, A. Kh. Pergament, Yu. A. Poveschenko, Yu. P. Popov, N. A. Simus
527
An opportunity evaluation of gas throw out during gas hydrates decomposition in reservoirs
A. M. Maksimov, V. S. Yakushev, E. M. Chuvilin
532
Reconstruction of the horizontal movement Earth's crust Urals on the space-time analysis paleoaccumulation erosion areas
A. Ovcharenko
535
On the influence of lithosphere fracturing rate on seismicity
P. O. Sobolev
541


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