96 citations · 190 across the 18 of their papers we have counts for
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math.GR2014
A true relative of Suslin's normality theorem
Bogdan Nica
We prove a normality theorem for the "true" elementary subgroups of defined by the ideals of a commutative unital ring . Our result is an analogue of a normality theor…
math.GR2014
Strong hyperbolicity
Bogdan Nica, Jan Spakula
We propose the metric notion of strong hyperbolicity as a way of obtaining hyperbolicity with sharp additional properties. Specifically, strongly hyperbolic spaces are Gromov hyper…