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2.71 (1966)

Solved

Does there exist a finitely generated right-orderable group which coincides with its derived subgroup and, therefore, does not have the property $RN$?

Contributor: D. M. Smirnov

Progress

Yes, there does (G. M. Bergman, Pacific J. Math., 147, no. 2 (1991), 243–248).

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