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1987, Volume 42, Issue 4
Aleksei Fedorovich Leont'ev
Aleksei Fedorovich Leont'ev
A. G. Vitushkin, A. A. Gonchar, E. P. Dolzhenko, V. V. Napalkov, A. M. Sedletskii, S. B. Stechkin, Yu. N. Frolov
483–493
Number of different prime divisors of recurrence sequences
I. E. Shparlinski
494–507
Invertibility of the group ring of a right-ordered group over a skew field
N. I. Dubrovin
508–518
Jung constant in
$l_1^n$
V. L. Dol'nikov
519–526
Well-posedness of a mixed problem for some classes of equations well-posed in the petrovskii sense
M. K. Balaev, S. Ya. Yakubov
527–536
Sufficient conditions for the concavity of the solution of the dirichlet problem for the equation
$\Delta u=-1$
A. A. Kosmodem'yanskii (Jr.)
537–542
Solution of a system of linear equations over a commutative ring
G. I. Malashonok
543–548
Weighted inequality of hardy type for elliptic operators
V. Z. Meshkov
549–558
Test for minimality of lagrangian submanifolds in Kдhlerian ones
Lê Hông Vân, A. T. Fomenko
559–571
Hypermaps of continua
I. E. Prokhorova
572–580
Theorem on continuous extension of a multivalued function and its applications
A. A. Tolstonogov
581–593
Compact factor spaces of topological groups and haydon spectra
V. V. Uspenskii
594–602
Depth and polynomial equivalence of formulas for closed classes of two-valued logic
A. B. Ugol'nikov
603–612
Approximation of the roots of matrix equations by power series
O. V. Matveev
613–621
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