Talk:Slender group

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 Field:  Algebra

What is Q?

The Examples section requires a lot more explanation. Specifically, there's no indication of what Q is supposed to mean. (talk) 23:07, 25 June 2014 (UTC)Collin237

It is the additive group of rational numbers: added now. Deltahedron (talk) 18:35, 26 June 2014 (UTC)

Were slender groups introduced by Jerzy Łoś (one of the two co-inventors of the ultra-filter)?

Can one check this info?

Before the homological algebra took over, Jerzy Łoś was a pioneer of infinite torsion-free abelian groups; he had involved his students, including Andrzej Ehrenfeucht. — Preceding unsigned comment added by Wlod (talkcontribs) 04:18, 29 April 2018 (UTC)

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