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On fiber products of elementary maps |
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| Authors: | Alexander P. Pyshchev |
| Affiliation: | Chair of Applied Mathematics, Russian State Social University, Vil'gel'ma Pika 4-5, Moscow 129256, Russia |
| Abstract: | The following characterization of fully closed maps is proved: a quotient map between regular spaces is fully closed if and only if it coincides with the fiber product of elementary maps between regular spaces. |
| Keywords: | 54B15 54C10 |
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