Homomorphisms of nonzero degree between PDn -groups

• Autores: Jonathan A. Hillman
• Localización: Journal of the Australian Mathematical Society, ISSN 1446-7887, Vol. 77, Nº 3, 2004, págs. 335-348
• Idioma: inglés
• DOI: 10.1017/s1446788700014476
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• Resumen

  • We give algebraic proofs of some results of Wang on homomorphisms of nonzero degree between aspherical closed orientable 3-manifolds. Our arguments apply to PDn-groups which are virtually poly-Z or have a Kropholler decomposition into parts of generalized Seifert type, for all n.