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3.30 (1969)

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A torsion-free abelian group is called factor-decomposable if, in all its factor groups, the periodic part is a direct summand. Characterize these groups.

Contributor: A. P. Mishina

Progress

This is done (L. Bican, Commentat. Math. Univ. Carolinae, 19 (1978), 653–672).

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