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A problem from the kourovka notebook on embeddings of the group \( \mathbb{Q} \)

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Abstract

Answering the question of de la Harpe and Bridson in the Kourovka Notebook, Problem 14.10(b), we construct explicit embeddings of the additive group of rational numbers \( \mathbb{Q} \) in a finitely generated group G. In fact, the group G is 2-generator, and the constructed embedding can be subnormal and preserve a few properties such as solubility or torsion freeness.

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Correspondence to V. H. Mikaelian.

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Translated from Sovremennaya Matematika i Ee Prilozheniya (Contemporary Mathematics and Its Applications), Vol. 74, Proceedings of the International Conference “Modern Algebra and Its Applications” (Batumi, 2010), Part 1, 2011.

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Mikaelian, V.H. A problem from the kourovka notebook on embeddings of the group \( \mathbb{Q} \) . J Math Sci 186, 781–784 (2012). https://doi.org/10.1007/s10958-012-1033-7

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