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Questions about the branch of algebra that deals with groups.

4 votes
1 answer
333 views

Nilpotent of class 2 free product

Question. How is the nilpotent of class 2 (nil-2) free product of groups defined? I came across this construction reading the following paper. Alan H. Mekler (1981), Stability of nilpotent groups of …
Filippo Calderoni's user avatar