Criteria for the asphericity of 2-complexes (Q1410412)
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scientific article; zbMATH DE number 1992729
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Criteria for the asphericity of 2-complexes |
scientific article; zbMATH DE number 1992729 |
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Criteria for the asphericity of 2-complexes (English)
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14 October 2003
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Under some finiteness conditions, a connected 2 dimensional CW complex is aspherical if and only if the Euler characteristic of its fundamental group is not smaller than the Euler characteristic of the complex. In this case the two Euler characteristics are equal.
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Cockroft
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type FF
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geometrically finite
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acyclic
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