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1971, Volume 26, Issue 2(158)
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Greetings to Ivan Georgievich Petrovskii on the occasion of his seventieth birthday M. V. Keldysh, M. D. Millionshchikov, V. A. Kotel'nikov, A. V. Peive
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3–4 |
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Ivan Georgievich Petrovskii (on his seventieth birthday) P. S. Aleksandrov, V. I. Arnol'd, I. M. Gel'fand, A. N. Kolmogorov, S. P. Novikov, O. A. Oleinik
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5–28 |
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On matrices depending on parameters V. I. Arnol'd
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29–43 |
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Intermediate asymptotics in matematical physics G. I. Barenblatt, Ya. B. Zel'dovich
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45–61 |
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Formal groups and their role in the apparatus of algebraic topology V. M. Buchstaber, A. S. Mishchenko, S. P. Novikov
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63–90 |
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The parametrix of elliptic operators with infinitely many independent variables M. I. Vishik
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91–112 |
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On the solubility of differential equations with simple characteristics Yu. V. Egorov
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113–130 |
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Generalization of a theorem on the spatial angle H. Lewy
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131–137 |
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On local smoothness of generalized and hypoellipticity of second order differential equations O. A. Oleinik, E. V. Radkevich
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139–156 |
Papers published in the Russian version only
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Lacunas for hyperbolic differential operators with constant coefficients. I M. F. Atiyah, R. Bott, L. Gårding
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25–100 |
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Sharp fronts and lacunas L. Gårding
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175–181 |
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Partial differential inequalities J. Lions
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91–159 |
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Reviews and Bibliography
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New books on mathematics L. P. Kalinina
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282–286 |
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