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Poincar´e duality 4-complexes |
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Our group considered problems concerning 4-dimensional Poincar´e duality complexes, i.e. 4-dimensional CW-complexes which are equipped with a top-dimensional homology class which induces Poincar´e duality isomorphisms via the cap product. |
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Oberwolfach Reports, 21(3), p. 2525-2527 |
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Attribution-ShareAlike 4.0 International |
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