Communications in Algebra, Volume 39, Issue 3 (2011)

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Communications in Algebra, Volume 39, Issue 3 (2011)

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Original Articles

Article
On the Hopficity of HNN-Extensions of Polycyclic Groups
V. Metaftsis, E. Raptis & D. Varsos
Pages: 751-756
Published online: 16 Mar 2011
AbstractforOn the Hopficity of HNN-Extensions of Polycyclic Groups | Full Text | References | PDF (112 KB)
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Article
On Some Open Problems Related to X-Permutability of Subgroups
Baojun Li & Wenbin Guo
Pages: 757-771
Published online: 16 Mar 2011
AbstractforOn Some Open Problems Related to X-Permutability of Subgroups | Full Text | References | PDF (157.4 KB)
  • 143 Views
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Article
Remarks on a Theorem of Amitsur
Alon Regev
Pages: 772-781
Published online: 16 Mar 2011
AbstractforRemarks on a Theorem of Amitsur | Full Text | References | PDF (123.6 KB)
  • 149 Views
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Article
Rings that are Homologically of Minimal Multiplicity
Keivan Borna, Sean Sather-Wagstaff & Siamak Yassemi
Pages: 782-807
Published online: 16 Mar 2011
AbstractforRings that are Homologically of Minimal Multiplicity | Full Text | References | PDF (284.5 KB)
  • 144 Views
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Article
t-Schreier Domains
Tiberiu Dumitrescu & Muhammad Zafrullah
Pages: 808-818
Published online: 16 Mar 2011
Abstractfort-Schreier Domains | Full Text | References | PDF (191.1 KB)
  • 126 Views
  • 10 CrossRef citations
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Article
The Identities and the Central Polynomials of the Infinite Dimensional Unitary Grassmann Algebra Over a Finite Field
C. Bekh-Ochir & S. A. Rankin
Pages: 819-829
Published online: 16 Mar 2011
AbstractforThe Identities and the Central Polynomials of the Infinite Dimensional Unitary Grassmann Algebra Over a Finite Field | Full Text | References | PDF (144.9 KB)
  • 111 Views
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Article
On Identities of a Ternary Quaternion Algebra
P. D. Beites, A. P. Nicolás, A. P. Pozhidaev & P. Saraiva
Pages: 830-842
Published online: 16 Mar 2011
AbstractforOn Identities of a Ternary Quaternion Algebra | Full Text | References | PDF (131.9 KB)
  • 151 Views
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Article
Relatively Free Nilpotent Torsion-Free Groups and Their Lie Algebras
C. Kofinas, V. Metaftsis & A. I. Papistas
Pages: 843-880
Published online: 16 Mar 2011
AbstractforRelatively Free Nilpotent Torsion-Free Groups and Their Lie Algebras | Full Text | References | PDF (402 KB)
  • 132 Views
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Article
On 3-Generated 2-Groups Whose Maximal Subgroups are 2-Generated
Eleonora Crestani
Pages: 881-887
Published online: 16 Mar 2011
AbstractforOn 3-Generated 2-Groups Whose Maximal Subgroups are 2-Generated | Full Text | References | PDF (116.4 KB)
  • 141 Views
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Article
Generalized Divisors and Total Reflexivity
J. Asadollahi, F. Jahanshahi & Sh. Salarian
Pages: 888-904
Published online: 16 Mar 2011
AbstractforGeneralized Divisors and Total Reflexivity | Full Text | References | PDF (158.2 KB)
  • 169 Views
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Article
Graphs and Ideals Generated by Some 2-Minors
Masahiro Ohtani
Pages: 905-917
Published online: 16 Mar 2011
AbstractforGraphs and Ideals Generated by Some 2-Minors | Full Text | References | PDF (202.5 KB)
  • 298 Views
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Article
Codimension Growth of Strong Lie Nilpotent Associative Algebras
V. M. Petrogradsky
Pages: 918-928
Published online: 16 Mar 2011
AbstractforCodimension Growth of Strong Lie Nilpotent Associative Algebras | Full Text | References | PDF (129.1 KB)
  • 95 Views
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Article
Polynomial Identities of Finite Dimensional Simple Algebras
Ivan Shestakov & Mikhail Zaicev
Pages: 929-932
Published online: 16 Mar 2011
AbstractforPolynomial Identities of Finite Dimensional Simple Algebras | Full Text | References | PDF (91.5 KB)
  • 213 Views
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Article
Integral Domains in Which Nonzero Locally Principal Ideals are Invertible
D. D. Anderson & Muhammad Zafrullah
Pages: 933-941
Published online: 16 Mar 2011
AbstractforIntegral Domains in Which Nonzero Locally Principal Ideals are Invertible | Full Text | References | PDF (124.5 KB)
  • 192 Views
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Article
Chains of Group Localizations
Adam J. Przeździecki
Pages: 942-946
Published online: 16 Mar 2011
AbstractforChains of Group Localizations | Full Text | References | PDF (133.4 KB)
  • 92 Views
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Article
Gradings by Finite Groups of the Witt Algebra
Jason McGraw
Pages: 947-954
Published online: 16 Mar 2011
AbstractforGradings by Finite Groups of the Witt Algebra | Full Text | References | PDF (116.8 KB)
  • 111 Views
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Article
Lower Semimodular Inverse Semigroups, II
Kyeong Hee Cheong & Peter R. Jones
Pages: 955-971
Published online: 16 Mar 2011
AbstractforLower Semimodular Inverse Semigroups, II | Full Text | References | PDF (185.1 KB)
  • 111 Views
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Article
Semidistributive Inverse Semigroups, II
Kyeong Hee Cheong & Peter R. Jones
Pages: 972-991
Published online: 16 Mar 2011
AbstractforSemidistributive Inverse Semigroups, II | Full Text | References | PDF (192.2 KB)
  • 100 Views
  • 1 CrossRef citations
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Article
On Weyl Resolutions Associated to Frobenius Twists
Mihalis Maliakas
Pages: 992-1006
Published online: 16 Mar 2011
AbstractforOn Weyl Resolutions Associated to Frobenius Twists | Full Text | References | PDF (309.5 KB)
  • 107 Views
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Article
Combinatorial Bases of Feigin–Stoyanovsky's Type Subspaces of Level 2 Standard Modules for
Ivana Baranović
Pages: 1007-1051
Published online: 16 Mar 2011
AbstractforCombinatorial Bases of Feigin–Stoyanovsky's Type Subspaces of Level 2 Standard Modules for | Full Text | References | PDF (335.6 KB)
  • 82 Views
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Article
Algebras of p-Groups of Class 2 Over the Rationals
A. Gonçalves & A. L. M Pereira
Pages: 1052-1068
Published online: 16 Mar 2011
AbstractforAlgebras of p-Groups of Class 2 Over the Rationals | Full Text | References | PDF (250.2 KB)
  • 90 Views
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Article
Semigroups with I-Quasi Length and Syntactic Semigroups
Yun Liu & Yuqi Guo
Pages: 1069-1081
Published online: 16 Mar 2011
AbstractforSemigroups with I-Quasi Length and Syntactic Semigroups | Full Text | References | PDF (182.4 KB)
  • 106 Views
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Article
Finiteness Properties of Formal Local Cohomology Modules and Cohen–Macaulayness
Mohsen Asgharzadeh & Kamran Divaani-Aazar
Pages: 1082-1103
Published online: 16 Mar 2011
AbstractforFiniteness Properties of Formal Local Cohomology Modules and Cohen–Macaulayness | Full Text | References | PDF (193.9 KB)
  • 211 Views
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Article
Restricting Unipotent Characters in Finite Symplectic Groups
Jianbei An & Gerhard Hiss
Pages: 1104-1130
Published online: 16 Mar 2011
AbstractforRestricting Unipotent Characters in Finite Symplectic Groups | Full Text | References | PDF (223.8 KB)
  • 144 Views
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Article
Bounds for the Multiplicities of the Irreducible Factors of a Multivariate Polynomial
A. I. Bonciocat, N. C. Bonciocat & A. Zaharescu
Pages: 1131-1138
Published online: 16 Mar 2011
AbstractforBounds for the Multiplicities of the Irreducible Factors of a Multivariate Polynomial | Full Text | References | PDF (112 KB)
  • 97 Views
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Article
Contractions of Low-Dimensional Nilpotent Jordan Algebras
J. M. Ancochea Bermúdez, J. Fresán & J. Margalef Bentabol
Pages: 1139-1151
Published online: 16 Mar 2011
AbstractforContractions of Low-Dimensional Nilpotent Jordan Algebras | Full Text | References | PDF (180.3 KB)
  • 165 Views
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