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Published in 2017 at "Journal of Number Theory"
DOI: 10.1016/j.jnt.2016.11.023
Abstract: Abstract B. Sury proved the following Menon-type identity, ∑ a ∈ U ( Z n ) , b 1 , ⋯ , b r ∈ Z n gcd ( a − 1 , b…
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Keywords:
group units;
menon type;
type identity;
identity ... See more keywords
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Published in 2019 at "Journal of Pure and Applied Algebra"
DOI: 10.1016/j.jpaa.2019.02.008
Abstract: Abstract Which groups can be the group of units in a ring? This open question, posed by Laszlo Fuchs in 1960, has been studied by the authors and others with a variety of restrictions on…
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Keywords:
group units;
fuchs problem;
class;
group ... See more keywords
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Published in 2020 at "Linear Algebra and its Applications"
DOI: 10.1016/j.laa.2019.10.017
Abstract: Abstract We investigate the group of units of incidence algebras and its normal subgroups. This includes a detailed discussion of the structure and properties of maximal abelian, normal subgroups, and criteria for solvability and nilpotency.
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Keywords:
group units;
normal subgroups;
units incidence;
incidence algebras ... See more keywords
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Published in 2018 at "Communications in Algebra"
DOI: 10.1080/00927872.2018.1499925
Abstract: Abstract Let G be a finite p-group, and let F be a field of characteristic p. C. Bagiński proved that if is cyclic of order pn, then the derived length of the group of units…
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Keywords:
group units;
whose group;
units maximal;
group algebras ... See more keywords