The cohomology ring of the orientable Seifert manifolds. II (Q1868893)

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scientific article; zbMATH DE number 1901936
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The cohomology ring of the orientable Seifert manifolds. II
scientific article; zbMATH DE number 1901936

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    The cohomology ring of the orientable Seifert manifolds. II (English)
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    28 April 2003
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    The purpose of the authors is to compute the cohomology ring with \(\mathbb{Z}/p\) coefficients (where \(p\) is a prime number) of an arbitrary orientable Seifert manifold \(M\). Furthermore, they generalize some results contained in a previous paper [\textit{J. Bryden} and \textit{P. Zvengrowski}, The cohomology algebras of orientable Seifert manifolds and applications to Lusternik-Schnirelmann category, in: Homotopy and Geometry, Banach Cent. Publ. 45, 25-39 (1998; Zbl 0939.57018)] so that certain invariants of 3-manifolds arising in topological quantum field theory (as for example the abelian Witten-Rshetikhin-Turaev type invariants and the Dijkgraaf-Witten invariants) can be completely computed for some classes of Seifert manifolds (see also [\textit{J. Bruyden} and \textit{F. Deloup}, The Dijkgraaf-Witten invariants of the orientable Seifert manifolds, to appear]). Finally, necessary and sufficient conditions for the existence of a degree one map from an orientable Seifert manifold into a lens space complete the paper.
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    Seifert manifolds
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    Cohomology ring
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    Diagonal map
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    Cup products
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    Degree one maps
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