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math.GR2020
3 questions on cut groups
Andreas Bächle
This short note collects three open questions on cut groups (a class of groups generalizing rational groups).
math.GR2018
Abelianization and fixed point properties of units in integral group rings
Andreas Bächle, Geoffrey Janssens, Eric Jespers +2
Let be a finite group and the unit group of the integral group ring . We prove a unit theorem, namely a characterization of when $\ma…