Communications in Algebra, Volume 48, Issue 7 (2020)

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Communications in Algebra, Volume 48, Issue 7 (2020)

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Articles

Article
On the coverings of closed orientable Euclidean manifolds G2 and G4
Grigory Chelnokov & Alexander Mednykh
Pages: 2725-2739
Published online: 20 Apr 2020
AbstractforOn the coverings of closed orientable Euclidean manifolds G2 and G4 | Full Text | References | PDF (1.1 MB) | EPUB
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Article
Elementary and universal equivalence of group rings
Benjamin Fine, Anthony M. Gaglione, Gerhard Rosenberger & Dennis Spellman
Pages: 2740-2749
Published online: 03 Apr 2020
AbstractforElementary and universal equivalence of group rings | Full Text | References | PDF (770.5 KB) | EPUB
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Article
The structure of piecewise prime modules
Gangyong Lee & S. Tariq Rizvi
Pages: 2750-2765
Published online: 07 Apr 2020
AbstractforThe structure of piecewise prime modules | Full Text | References | PDF (1.1 MB) | EPUB
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Article
A new existence proof of Fi22 in 2E6(2), a computational approach
Fatin Alawam & Mashhour Bani-Ata
Pages: 2766-2780
Published online: 13 Feb 2020
AbstractforA new existence proof of Fi22 in 2E6(2), a computational approach | Full Text | References | PDF (1.1 MB) | EPUB
  • 43 Views
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Article
Gorenstein stable log surfaces with (KX+Λ)2=pg(X,Λ)−1
Jingshan Chen
Pages: 2781-2797
Published online: 17 Feb 2020
AbstractforGorenstein stable log surfaces with (KX+Λ)2=pg(X,Λ)−1 | Full Text | References | PDF (1.4 MB) | EPUB
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Article
Prereductions of ideals in local rings
Paula Kemp, Louis J. Ratliff Jr. & Kishor Shah
Pages: 2798-2817
Published online: 17 Feb 2020
AbstractforPrereductions of ideals in local rings | Full Text | References | PDF (1.4 MB) | EPUB
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Article
A note on the graded isoradical of a graded ring
Emil Ilić-Georgijević & Serap Şahinkaya
Pages: 2818-2824
Published online: 09 Feb 2020
AbstractforA note on the graded isoradical of a graded ring | Full Text | References | PDF (575.2 KB) | EPUB
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Article
On the signed domination number of some Cayley graphs
Saeid Alikhani, Fatemeh Ramezani & Ebrahim Vatandoost
Pages: 2825-2832
Published online: 06 Feb 2020
AbstractforOn the signed domination number of some Cayley graphs | Full Text | References | PDF (745.2 KB) | EPUB
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Article
Coxeter exponents and orthogonal complements of highest roots
J. M. Burns & M. A. Makrooni
Pages: 2833-2843
Published online: 10 Feb 2020
AbstractforCoxeter exponents and orthogonal complements of highest roots | Full Text | References | PDF (1.1 MB) | EPUB
  • 51 Views
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Article
The Hadamard-type k-step Fibonacci sequences in groups
Yeşim Aküzüm & Ömür Deveci
Pages: 2844-2856
Published online: 20 Mar 2020
AbstractforThe Hadamard-type k-step Fibonacci sequences in groups | Full Text | References | PDF (955.1 KB) | EPUB
  • 201 Views
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Article
Some characterizations of coherent rings in terms of strongly FP-injective modules
Mingzhao Chen, Hwankoo Kim, Fanggui Wang & Xiaolei Zhang
Pages: 2857-2871
Published online: 11 Feb 2020
AbstractforSome characterizations of coherent rings in terms of strongly FP-injective modules | Full Text | References | PDF (1.6 MB) | EPUB
  • 174 Views
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Article
Structure of virtually semisimple modules over commutative rings
M. Behboodi, A. Daneshvar & M. R. Vedadi
Pages: 2872-2882
Published online: 17 Feb 2020
AbstractforStructure of virtually semisimple modules over commutative rings | Full Text | References | PDF (849.1 KB) | EPUB
  • 150 Views
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Article
Projectively coresolved Gorenstein flat and ding projective modules
Alina Iacob
Pages: 2883-2893
Published online: 11 Feb 2020
AbstractforProjectively coresolved Gorenstein flat and ding projective modules | Full Text | References | PDF (936.4 KB) | EPUB
  • 310 Views
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Article
On (weakly) co-Hopfian automorphism-invariant modules
Truong Cong Quynh, Adel Abyzov & M. Tamer Koşan
Pages: 2894-2904
Published online: 13 Feb 2020
AbstractforOn (weakly) co-Hopfian automorphism-invariant modules | Full Text | References | PDF (830.6 KB) | EPUB
  • 143 Views
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Article
Stability and indecomposability of the representations of quivers of An-type
Pengfei Huang & Zhi Hu
Pages: 2905-2919
Published online: 13 Feb 2020
AbstractforStability and indecomposability of the representations of quivers of An-type | Full Text | References | PDF (1.1 MB) | EPUB
  • 96 Views
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Article
The algebra of rewriting for presentations of inverse monoids
N. D. Gilbert & E. A. McDougall
Pages: 2920-2940
Published online: 17 Feb 2020
AbstractforThe algebra of rewriting for presentations of inverse monoids | Full Text | References | PDF (1.7 MB) | EPUB
  • 61 Views
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Article
Commuting involution graphs in classical affine Weyl groups
Sarah Hart & Amal Sbeiti Clarke
Pages: 2941-2957
Published online: 04 Mar 2020
AbstractforCommuting involution graphs in classical affine Weyl groups | Full Text | References | PDF (1.4 MB) | EPUB
  • 63 Views
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Article
Branching rules for unitary and symplectic matrices
Uday Bhaskar Sharma & Anupam Singh
Pages: 2958-2985
Published online: 02 Mar 2020
AbstractforBranching rules for unitary and symplectic matrices | Full Text | References | PDF (1.9 MB) | EPUB
  • 130 Views
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Article
Some homological aspects of idempotents in idempotented algebras
Arnab Mitra & Rishi Vyas
Pages: 2986-3002
Published online: 21 Feb 2020
AbstractforSome homological aspects of idempotents in idempotented algebras | Full Text | References | PDF (1.4 MB) | EPUB
  • 70 Views
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Article
Fixed subgroups in direct products of surface groups of Euclidean type
Jianchun Wu, Enric Ventura & Qiang Zhang
Pages: 3003-3010
Published online: 24 Feb 2020
AbstractforFixed subgroups in direct products of surface groups of Euclidean type | Full Text | References | PDF (644.9 KB) | EPUB
  • 73 Views
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Article
Alexander duality for the alternative polarizations of strongly stable ideals
Kosuke Shibata & Kohji Yanagawa
Pages: 3011-3030
Published online: 19 Feb 2020
AbstractforAlexander duality for the alternative polarizations of strongly stable ideals | Full Text | References | PDF (1.4 MB) | EPUB
  • 105 Views
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Article
A note on divisorial correspondences of extensions of abelian schemes by tori
Cristiana Bertolin & Federica Galluzzi
Pages: 3031-3034
Published online: 21 Feb 2020
AbstractforA note on divisorial correspondences of extensions of abelian schemes by tori | Full Text | References | PDF (392.6 KB) | EPUB
  • 57 Views
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Article
Generalized gorensteinness and a homological determinant for preprojective algebras
Stephan Weispfenning
Pages: 3035-3060
Published online: 22 Feb 2020
AbstractforGeneralized gorensteinness and a homological determinant for preprojective algebras | Full Text | References | PDF (2.2 MB) | EPUB
  • 101 Views
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Article
Classification of solvable Leibniz algebras with abelian nilradical and (k−1)-dimensional extension
R. K. Gaybullaev, A. Kh. Khudoyberdiyev & K. Pohl
Pages: 3061-3078
Published online: 23 Feb 2020
AbstractforClassification of solvable Leibniz algebras with abelian nilradical and (k−1)-dimensional extension | Full Text | References | PDF (1.2 MB) | EPUB
  • 61 Views
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Article
On Φ-projective modules and Φ-Prüfer rings
Wei Zhao, Fanggui Wang & Xiaolei Zhang
Pages: 3079-3090
Published online: 24 Feb 2020
AbstractforOn Φ-projective modules and Φ-Prüfer rings | Full Text | References | PDF (954.4 KB) | EPUB
  • 86 Views
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Article
Locally nilpotent derivations and automorphisms of free associative algebra with two generators
Sidney Dale Crode & Ivan P. Shestakov
Pages: 3091-3098
Published online: 05 Mar 2020
AbstractforLocally nilpotent derivations and automorphisms of free associative algebra with two generators | Full Text | References | PDF (640.2 KB) | EPUB
  • 111 Views
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Article
Representation growth of the classical Lie algebras
Tal Augarten
Pages: 3099-3108
Published online: 12 May 2020
AbstractforRepresentation growth of the classical Lie algebras | Full Text | References | PDF (755.6 KB) | EPUB
  • 144 Views
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Article
Another approach to Hom-Lie bialgebras via Manin triples
Yi Tao, Chengming Bai & Li Guo
Pages: 3109-3132
Published online: 24 Feb 2020
AbstractforAnother approach to Hom-Lie bialgebras via Manin triples | Full Text | References | PDF (1.6 MB) | EPUB
  • 129 Views
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Article
On the existence of recollements of functor categories
Razieh Vahed
Pages: 3133-3156
Published online: 22 Feb 2020
AbstractforOn the existence of recollements of functor categories | Full Text | References | PDF (2.8 MB) | EPUB
  • 137 Views
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Article
Baer-Kaplansky classes in categories: transfer via functors
Septimiu Crivei, Derya Keskin Tütüncü & Rachid Tribak
Pages: 3157-3169
Published online: 25 Feb 2020
AbstractforBaer-Kaplansky classes in categories: transfer via functors | Full Text | References | PDF (1.1 MB) | EPUB
  • 126 Views
  • 3 CrossRef citations
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Article
A construction of Lie bialgebras from Lie coalgebras via antisymmetric bilinear forms
Lei Du & Youjun Tan
Pages: 3170-3183
Published online: 02 Mar 2020
AbstractforA construction of Lie bialgebras from Lie coalgebras via antisymmetric bilinear forms | Full Text | References | PDF (1,019.6 KB) | EPUB
  • 90 Views
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