1 citations · 1 across the 2 of their papers we have counts for
3 papers
math.CO2024
The unitary Cayley graph of upper triangular matrix rings
Waldemar Hołubowski, Sergiy Kozerenko, Bogdana Oliynyk +1
The unitary Cayley graph of a finite unital ring is the simple graph with vertex set in which two elements and are connected by an edge if and only if i…
math.GR2018
Normal subgroups in the group of column-finite infinite matrices
Waldemar Hołubowski, Martyna Maciaszczyk, Sebastian Żurek
The classical result, due to Jordan, Burnside, Dickson, says that every normal subgroup of ( - a field, ) which is not contained in the center, contains $SL…
math.GR2015★ 1 cited
Bijections preserving commutators and automorphisms of unitriangular group
Waldemar Holubowski, Alexei Stepanov
We complete characterization of bijections preserving commutators (PC-maps) in the group of unitriangular matrices over a field , where is a natural number or infi…