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| JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive |
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1973, Volume 36
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| | | General information | | | Contents | | |
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Preface A. A. Ivanov |
4 | |
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Two-sheeted branched coverings of the three-dimensional sphere O. Ya. Viro |
6 | |
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Theorem on decomposition for simply connexted six-dimensional manyfolds A. V. Zhubr |
40 | |
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Extension structures A. A. Ivanov |
50 | |
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Enrichments A. A. Ivanov |
126 | |
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On calculation of signatures and defects of the elementary links V. M. Nezhinskii |
134 | |
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Almost smooth two-dimensional submanyfolds of four-dimensional manyfolds and some link invariants S. A. Popov |
146 | |