On subgroup graphs of finite abelian groups

Abstract In this note we provide explicit expressions for the number of edges of $$L(G)^*$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>L</mml:mi> <mml:msup> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>G</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>∗</mml:mo> </mml:msup> </mml:mrow> </mml:math> and $$C(G)^*$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>C</mml:mi> <mml:msup> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>G</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>∗</mml:mo> </mml:msup> </mml:mrow> </mml:math> for finite abelian p -groups of rank at most three and for elementary abelian p -groups.

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Publication Details

Journal
Acta Universitatis Sapientiae Mathematica
Published
2026-07-16
DOI
https://doi.org/10.1007/s44426-026-00059-7
Primary Topic
Finite Group Theory Research
Type
article
Field-Weighted Citation Impact
0.00
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article

On subgroup graphs of finite abelian groups

Georgiana Fasolă
Acta Universitatis Sapientiae Mathematica
Finite Group Theory Research
article

On subgroup graphs of finite abelian groups

Georgiana Fasolă
article en

Abstract

Abstract In this note we provide explicit expressions for the number of edges of $$L(G)^*$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>L</mml:mi> <mml:msup> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>G</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>∗</mml:mo> </mml:msup> </mml:mrow> </mml:math> and $$C(G)^*$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>C</mml:mi> <mml:msup> <mml:mrow> <mml:mo>(</mml:mo> <mml:mi>G</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>∗</mml:mo> </mml:msup> </mml:mrow> </mml:math> for finite abelian p -groups of rank at most three and for elementary abelian p -groups.

Acta Universitatis Sapientiae MathematicaVol. 18(1)
Alexandru Ioan Cuza University (RO)
Openalex Percentile: Top 4%
Finite Group Theory Research
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