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6.8 (1978)

Solved

Can a residually finite locally normal group be embedded in a Cartesian product of finite groups in such a way that each element of the group has at most finitely many central projections?

Contributor: Yu. M. Gorchakov

Progress

Yes, it can (M. J. Tomkinson, Bull. London Math. Soc., 13 (1981), 133–137).

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