Mihalik, Michael L.; Tschantz, Steven T. Semistability of amalgamated products, HNN-extensions, and all one- relator groups. (English) Zbl 0818.20044 Bull. Am. Math. Soc., New Ser. 26, No. 1, 131-135 (1992). Announcement of results. The details have appeared [in Mem. Am. Math. Soc. 98 (1992; Zbl 0792.20027)]. Cited in 2 Documents MSC: 20F65 Geometric group theory 20E06 Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations 57M05 Fundamental group, presentations, free differential calculus 20F05 Generators, relations, and presentations of groups 20J05 Homological methods in group theory 57M10 Covering spaces and low-dimensional topology Keywords:finite presentations; cohomology of groups; covering spaces; amalgamated products; HNN-extensions; finitely generated subgroups; semistability at infinity; one-relator groups Citations:Zbl 0792.20027 PDFBibTeX XMLCite \textit{M. L. Mihalik} and \textit{S. T. Tschantz}, Bull. Am. Math. 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