## Separable pure subgroups of completely decomposable torsion-free groups

- M. Dugas, K. M. Rangaswamy
- Arch. Math. (Basel)
- 1992

@inproceedings{Hill2010TheNO, title={The nonseparability of simply presented mixed groups}, author={Paul Hill and Charles Megibben}, year={2010} }

- Published 2010

It is demonstrated that an isotype subgroup of a simply presented abelian group can be simply presented without being a separable subgroup. In particular, the conjecture based on a variety of special cases that Warfield groups are absolutely separable is disproved.

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